Latest Update：2026/03/24 10:38:47

HIGURASHI Akiko

Researcher Name: HIGURASHI Akiko

Div (Section) name/title: Earth System Division（Atmospheric Remote Sensing Section）／Senior Researcher

Research Subject: A study of aerosol optical properties on global scale using satellite remote sensing.

Degree(s): Doctor of Science

Professional Qualification(s): Science,Physics

Environmental Speciality Field: Atmospheric environment

Membership of Academic Society: Meteorological Society of Japan,AGU

Research Subject

Fiscal Year: 2025
- 27188 : Climate Change and Air Quality Research Program
- 27204 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 27244 : Earth System Domain: Foresight and Advanced Basic Research
- 27544 : Development of aerosol and cloud retrieval algorithms using the EarthCARE satellite-borne lidar and imager and its ground-based validation
Fiscal Year: 2024
- 26799 : Climate Change and Air Quality Research Program
- 26816 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 26859 : Earth System Domain: Foresight and Advanced Basic Research
- 27126 : Development of aerosol and cloud retrieval algorithms using the EarthCARE satellite-borne lidar and imager and its ground-based validation
Fiscal Year: 2023
- 26400 : Climate Change and Air Quality Research Program
- 26410 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 26450 : Earth System Domain: Foresight and Advanced Basic Research
- 26700 : Development of aerosol and cloud retrieval algorithms using the EarthCARE satellite-borne lidar and imager and its ground-based validation
Fiscal Year: 2022
- 25964 : Climate Change and Air Quality Research Program
- 25966 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 26006 : Earth System Domain: Foresight and Advanced Basic Research
- 26038 : Development of a methodology to forecast global air pollution by assimilating high-resolved spatiotemporal measurements
- 26177 : Development of aerosol and cloud retrieval algorithms using the EarthCARE satellite-borne lidar and imager and its ground-based validation
Fiscal Year: 2021
- 25498 : Climate Change and Air Quality Research Program
- 25507 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 25606 : Development of a methodology to forecast global air pollution by assimilating high-resolved spatiotemporal measurements
- 25627 : Development of cloud and aerosol retrieval algorithms using EarthCARE satellite-borne lidar and imager
- 25655 : Earth System Domain: Foresight and Advanced Basic Research
Fiscal Year: 2020
- 25228 : Development of cloud and aerosol retrieval algorithms using EarthCARE satellite-borne lidar and imager
- 25232 : Development of a methodology to forecast global air pollution by assimilating high-resolved spatiotemporal measurements
Fiscal Year: 2019
- 24767 : Advancement of climate change prediction by aerosol ground-based remote-sensing network
- 24768 : Development of cloud and aerosol retrieval algorithms using EarthCARE satellite-borne lidar and imager
Fiscal Year: 2018
- 24475 : Advancement of climate change prediction by aerosol ground-based remote-sensing network
Fiscal Year: 2017
- 24106 : Advancement of climate change prediction by aerosol ground-based remote-sensing network
- 24108 : Global aerosol analysis using data measured with space-borne active and passive sensors
- 24164 : Development of evaluation system for multiscale air quality change and analysis of change events
Fiscal Year: 2016
- 23464 : Development of evaluation system for multiscale air quality change and analysis of change events
- 23647 : Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE
- 23648 : Global aerosol analysis using data measured with space-borne active and passive sensors
- 23650 : Advancement of climate change prediction by aerosol ground-based remote-sensing network
Fiscal Year: 2015
- 23025 : Study on the development of advanced spectroscopic remote sensing techniques
- 23320 : Development of evaluation system for multiscale air quality change and analysis of change events
- 23328 : Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE
- 23329 : Global aerosol analysis using data measured with space-borne active and passive sensors
Fiscal Year: 2014
- 22613 : Study on the development of advanced spectroscopic remote sensing techniques
- 22735 : Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE
- 22912 : Study on validation of ATLID products and ATLID-CPR and ATLID-MSI synergy products using ground-based lidar and radiometer networks
- 22950 : Development of evaluation system for multiscale air quality change and analysis of change events
Fiscal Year: 2013
- 22197 : Study on the development of advanced spectroscopic remote sensing techniques
- 22466 : Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE
- 22547 : Study on validation of ATLID products and ATLID-CPR and ATLID-MSI synergy products using ground-based lidar and radiometer networks
Fiscal Year: 2012
- 21768 : Study on the development of advanced spectroscopic remote sensing techniques
- 21942 : Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE
Fiscal Year: 2011
- 21326 : Study on the development of advanced spectroscopic remote sensing techniques
Fiscal Year: 2010
- 20864 : Greenhouse gas observation from space and use of the observations to estimate global carbon flux distribution
- 20877 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 20987 : Assesment of Climate Risk based on Integrated Climate, Impact, and Land Use Models
Fiscal Year: 2009
- 20424 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 20477 : Greenhouse gas observation from space and use of the observations to estimate global carbon flux distribution
- 20662 : Assesment of Climate Risk based on Integrated Climate, Impact, and Land Use Models
Fiscal Year: 2008
- 20099 : Assesment of Climate Risk based on Integrated Climate, Impact, and Land Use Models
- 20126 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 20212 : Greenhouse gas observation from space and use of the observations to estimate global carbon flux distribution
Fiscal Year: 2007
- 10391 : A study of aerosol characteristics on global scale for climate change studies
- 10575 : Greenhouse gas observation from space and use of the observations to estimate global carbon flux distribution
- 10576 : Assesment of Climate Risk based on Integrated Climate, Impact, and Land Use Models
- 10586 : Development of Evaluation Methods of Atmospheric Environment in Asia
Fiscal Year: 2006
- 10038 : A study of aerosol characteristics on global scale for climate change studies
- 10056 : A study on retrieval methods of greenhouse gas contents from satellite spectral data and its application to the sink/source analysis
- 10308 : Greenhouse gas observation from space and use of the observations to estimate global carbon flux distribution
- 10309 : Assesment of Climate Risk based on Integrated Climate, Impact, and Land Use Models
- 10319 : Development of Evaluation Methods of Atmospheric Environment in Asia
Fiscal Year: 2005
- 9451 : Study on improvement of the climate model aiming at projections of water and energy cycle change in the atmosphere
- 9483 : A study of aerosol characteristics on global scale for climate change studies
- 9529 : A study on retrieval methods of greenhouse gas contents from satellite spectral data and its application to the sink/source analysis
- 9578 : Development of GOSAT data retrieval algorithms to estimate GHGs column amounts
Fiscal Year: 2004
- 8968 : Study of Asian atmospheric particulate environmental change due to large-scale air pollution
- 9168 : Study on improvement of the climate model aiming at projections of water and energy cycle change in the atmosphere
- 9205 : A study of aerosol characteristics on global scale for climate change studies
- 9280 : Refinement of analysis algorithms and utilization of GHG data observed by satellite sensors
Fiscal Year: 2003
- 8651 : Study on integration of climate model and impact/mitigation measure evaluation model for synthetic analysis of global warming
- 8685 : Study of Asian atmospheric particulate environmental change due to large-scale air pollution
- 8903 : Study on improvement of the climate model aiming at projections of water and energy cycle change in the atmosphere
- 8931 : A study of aerosol characteristics on global scale for climate change studies
Fiscal Year: 2002
- 8316 : A study of aerosol effects on the earth's climate
- 8355 : Study on modeling aerosol-, water cycle-, and vegetation-processes in the climate system for improving performances of future projection of climate variability
- 8434 : Study on integration of climate model and impact/mitigation measure evaluation model for synthetic analysis of global warming
- 8470 : Study of Asian atmospheric particulate environmental change due to large-scale air pollution
Fiscal Year: 2001
- 8022 : A study of aerosol effects on the earth's climate
- 8106 : B-1 Study on modeling aerosol-,water cycle-,and vegetation-processes in the climate system for improving performances of future projection of climate variability
- 8249 : Study of Asian Atmospheric Particulate Environmental Change due to Large-scale Air Pollution

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Research Result (Publication)

Original Paper

Development of an Aerosol Assimilation System Using a Global Non-Hydrostatic Model, a 2-Dimensional Variational Method, and Multiple Satellite-Based Aerosol Products

Presenter : Goto D., Nishizawa T., Uchida J., Yumimoto K., Jin Y., Higurashi A., Shimizu A., Sugata S., Yashiro H., Hayasaki M., Dai T., Cheng Y., Tanimoto H.
Title : , Journal of Advances in Modeling Earth Systems, 16(9): (2024)
Algorithms to retrieve particle optical properties using the space lidar ATLID onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Title : , Proc. of SPIE, 13265(132650F-1): (2024)
Validation of EarthCARE ATLID using the ground-based lidar network AD-Net

Presenter : Sugimoto N., Jin Y., Nishizawa T., Shimizu A., Iwai H., Aoki M., Yasunaga K., Yumimoto K., Okamoto H., Irie H., Kudo R., Higurashi A.
Title : , Proc. of SPIE, 13265(132650G-1): (2024)
Algorithm to retrieve aerosol optical properties using lidar measurements on board the EarthCARE satellite

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Title : , Atmospheric Measurement Techniques Discussions (2024)
Original Paper

Global 3-D distribution of aerosol composition by synergistic use of CALIOP and MODIS observations

Presenter : Kubo R., Higurashi A., Oikawa E., Fujikawa M., Ishimoto H., Nishizawa T.
Title : , Atmospheric Measurement Techniques, 16:3835-3863 (2023)
Original Paper

An overview of and issues with sky radiometer technology and SKYNET

Presenter : Nakajima T., Campanelli M., Che H., Estellés V., Irie H., Kim S., Kim J., Liu D., Nishizawa T., Pandithurai G., Soni V.K., Thana B., Tugjsurn N., Aoki K., Go S., Higurashi A., Kazadzis S., Khatri P., Kouremeti N., Kudo R., Marenco F., Momoi M., Ningombam S.S., Ryder C.L., Uchiyama A.
Title : , Atmospheric Measurement Techniques, 13:4195-4218 (2020)
Other Publications

Continuous observations of atmospheric aerosols across East Asia

Presenter : Sugimoto N., Nishizawa T., Shimizu A., Matsui I., Jin Y., Higurashi A., Uno I., Hara Y., Yumimoto K., Kudo R.
Title : , SPIE Newsroom, 21: (2015)
Original Paper

Matrix formulations of radiative transfer including the polarization effect in a coupled atmosphere-ocean system

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Title : , J.Quant.Spectrosc.Radiat.Transfer, 111(6):878-894 (2010)
Original Paper

Aerosol and cloud validation system based on SKYNET observations: Estimation of shortwave radiation budget using ADEOS-II/GLI data

Presenter : Takamura T., Takenaka H., Cui Y., Nakajima T. Y., Higurashi A., Fukuda S., Kikuchi N., Nakajima T., Sano I., Pinker R. T.
Title : , J.Remote Sens.Soc.Jpn., 29(1):40-53 (2009)
Original Paper

Development of cloud and aerosol retrieval algorithms for ADEOS-II/GLI mission

Presenter : Nakajima T.Y., Higurashi A., Nakajima T., Fukuda S., Katagiri S.
Title : , J.Remote Sens.Soc.Jpn., 29(1):60-69 (2009)
Overview of the Atmospheric Brown Cloud East Asian Regional Experiment 2005 and a study of the aerosol direct radiative forcing in east Asia

Presenter : Nakajima T.(*1), Yoon S.(*2), Ramanathan V.(*3), Shi G.(*4), Takemura T.(*5), Higurashi A., Takamura T.(*6), Sugimoto N., Shimizu A., Tanimoto H.
Title : , J.Geophys.Res., 112:D24S91 (2007)
Consistency of the aerosol type classification from satellite remote sensing during the Atmospheric Brown Cloud-East Asia Regional Experiment campaign

Presenter : HIGURASHI Akiko
Title : , J.Geophys.Res., 112:D22S33 (2007)
Test measurements by a BBM of the nadir-looking SWIR FTS aboard GOSAT to monitor CO2 column density from space

Presenter : Yokota T., Oguma H., Morino I., Higurashi A., Aoki T., Inoue G.
Title : , Proc.SPIE, 5652:182-188 (2004)
Aerosol distributions and rediative forcing over the Asian Pacific region simulated by Spectral Radiation-Transport Model for Aerosol Species(SPRINTARS)

Presenter : Takemura T.(*1), Nakajima T.(*2), Higurashi A., Ohta S.(*3), Sugimoto N.
Title : , J.Geophys.Res., 108(D23):ACE27-1-ACE27-10 (2003)
Tropospheric aerosol optical thickness from the GOCART model and comparisons with satellite and sun photometer measurements

Presenter : HIGURASHI Akiko
Title : , J.Atmos.Sci., 59(3):461-483 (2002)
A comparison of model-and satellite-derived aerosol optical depth and reflectivity

Presenter : HIGURASHI Akiko
Title : , J.Atmos.Sci., 59(3):441-460 (2002)
Effects of man-made air pollution on the climate

Presenter : Nakajima T.(*1), Higurashi A., Kawamoto K.(*2), Takemura T.(*1)
Title : , Present & Future of Modeling Global Environmental change: Toward Integrated Modeling (2001)
A possible correlation between satellite-derived cloud and aerosol microphysical parameters

Presenter : Nakajima T.(*1), Higurashi A., Kawamoto K.(*2), Penner J.(*3)
Title : , Geophys.Res.Lett., 28:1171-1174 (2001)
Global three-dimensional simulation of aerosol optical thickness distribution of various origins

Presenter : HIGURASHI Akiko
Title : , J.Geophys.Res., 105(D14):17853‐17873 (2000)
A study of global aerosol optical climatology with two-channel AVHRR remote sensing

Presenter : HIGURASHI Akiko
Title : , J.Climate, 13(12):2011‐2027 (2000)
Optical properties of biomass burning smoke in south-east Asia studied by NOAA/AVHRR and ground-based monitoring

Presenter : HIGURASHI Akiko
Title : , Adv.Space Res., 25(5):1029‐1032 (2000)
Early phase analysis of OCTS radiance data for aerosol remote sensing

Presenter : HIGURASHI Akiko
Title : , IEEE Trans.Geosci.Remote Sensing, 37(3):1575‐1585 (1999)
Satellite and ground-based study of optical properties of 1997 Indonesian forest fire aerosols

Presenter : HIGURASHI Akiko
Title : , Geophys.Res.Lett., 26(16):2421‐2424 (1999)
Development of a Two-Channel Aerosol Retrieval Algorithm on a Global Scale Using NOAA/AVHRR

Presenter : HIGURASHI Akiko
Title : , J.Atmos.Sci., 56:924‐941 (1999)
A synthesis of radiance fields in an atmosphere-ocean system for ocean color sensor remote sensing

Presenter : HIGURASHI Akiko
Title : , Remote Sensing of the Pacific Ocean by Satellites(Brown R.A. ed.,Earth Ocean & Space Publishing,454p.), 313‐319 (1998)
Correction of atmospheric effect on ADEOS/OCTS ocean color data:Algorithm description and evaluation of its performance

Presenter : HIGURASHI Akiko
Title : , J.Oceanog., 54:417‐430 (1998)
A use of two-channel radiances for an aerosol characterzation from space

Presenter : HIGURASHI Akiko
Title : , Geophys.Res.Lett., 25(20):3815‐3818 (1998)

View all

Development of an Aerosol Assimilation System Using a Global Non-Hydrostatic Model, a 2-Dimensional Variational Method, and Multiple Satellite-Based Aerosol Products

Presenter : Goto D., Nishizawa T., Uchida J., Yumimoto K., Jin Y., Higurashi A., Shimizu A., Sugata S., Yashiro H., Hayasaki M., Dai T., Cheng Y., Tanimoto H.
Title : , Journal of Advances in Modeling Earth Systems, 16(9): (2024)
Global 3-D distribution of aerosol composition by synergistic use of CALIOP and MODIS observations

Presenter : Kubo R., Higurashi A., Oikawa E., Fujikawa M., Ishimoto H., Nishizawa T.
Title : , Atmospheric Measurement Techniques, 16:3835-3863 (2023)
An overview of and issues with sky radiometer technology and SKYNET

Presenter : Nakajima T., Campanelli M., Che H., Estellés V., Irie H., Kim S., Kim J., Liu D., Nishizawa T., Pandithurai G., Soni V.K., Thana B., Tugjsurn N., Aoki K., Go S., Higurashi A., Kazadzis S., Khatri P., Kouremeti N., Kudo R., Marenco F., Momoi M., Ningombam S.S., Ryder C.L., Uchiyama A.
Title : , Atmospheric Measurement Techniques, 13:4195-4218 (2020)
Matrix formulations of radiative transfer including the polarization effect in a coupled atmosphere-ocean system

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Title : , J.Quant.Spectrosc.Radiat.Transfer, 111(6):878-894 (2010)
Aerosol and cloud validation system based on SKYNET observations: Estimation of shortwave radiation budget using ADEOS-II/GLI data

Presenter : Takamura T., Takenaka H., Cui Y., Nakajima T. Y., Higurashi A., Fukuda S., Kikuchi N., Nakajima T., Sano I., Pinker R. T.
Title : , J.Remote Sens.Soc.Jpn., 29(1):40-53 (2009)
Development of cloud and aerosol retrieval algorithms for ADEOS-II/GLI mission

Presenter : Nakajima T.Y., Higurashi A., Nakajima T., Fukuda S., Katagiri S.
Title : , J.Remote Sens.Soc.Jpn., 29(1):60-69 (2009)

View all

Continuous observations of atmospheric aerosols across East Asia

Presenter : Sugimoto N., Nishizawa T., Shimizu A., Matsui I., Jin Y., Higurashi A., Uno I., Hara Y., Yumimoto K., Kudo R.
Title : , SPIE Newsroom, 21: (2015)

View all

Research Result (Presentation)

Research Presentation

Aerosol retrieval using the ATLID and MSI onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : Japan Geoscience Union Meeting 2025 (2025)
Name of Proceedings : Abstracts
Research Presentation

Evaluation of JAXA ATLID L2a products using AD-Net lidars

Presenter : Jin Y., Nishizawa T., Shimizu A., Sugimoto N., Higurashi A., Iwai H., Aoki M., Papandrea S., Okamoto H., Yumimoto K., Irie H., Kudo R., Sakai T., Yasunaga K., Katsumata M.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Research Presentation

Overview of L2 aerosol products produced by ESA and JAXA

Presenter : Nishizawa T., Wandinger U., Zadelhoff G.-J., Donovan D., Floutsi A.A., Haarig M., Docter N., Preusker R., Kudo R., Oikawa E., Higurashi A., Jin Y., Yoshida M., Sato K., Okamoto H.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Research Presentation

Validation of the EarthCARE ATLID and MSI ESA aerosol products using ground-based lidar and sunphotometry measurements in East Asia

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Sakai T., Irie H., Yasunaga K., Katsumata M., Ishii S., Takashi N., Iwai H., Aoki M., Yumimoto K., Sato K., Okamoto H.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Research Presentation

Development and improvement of JAXA L2 algorithms to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : EarthCARE Science and Validation Workshop 2025 (2025)
Name of Proceedings : -
Research Presentation

Validation of ATLID aerosol products using ground-based observation in East Asia

Presenter : Jin Y., Nishizawa T., Shimizu A., Sugimoto N., Higurashi A., Iwai H., Aoki M., Papandrea S., Okamoto H., Yumimoto K., Irie H., Kudo R., Sakai T., Yasunaga K., Katsumata M.
Name of Society : EarthCARE Science and Validation Workshop in 2025 (2025)
Name of Proceedings : Abstracts
Research Lecture

Development of JAXA L2 algorithms to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : International Workshop on Space, Atmosphere, Marine and Environment 2025 (2025)
Name of Proceedings : Abstracts
Research Presentation

Validation of EarthCARE Atmospheric Lidar (ATLID) using the Asian Dust and aerosol lidar observation Network (AD-Net)

Presenter : Sugimoto N., Jin Y., Nishizawa T., Shimizu A., Iwai H., Aoki M., Yasunaga K., Yumimoto K., Okamoto H., Irie H., Kudo R., Higurashi A.
Name of Society : 31st International Laser Radar Conference (2024)
Name of Proceedings : Abstracts
Research Presentation

Aerosol Observation using the Space-borne Lidar ATLID and Imager MSI onboard EarthCARE and its Application

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : 31st ILRC (2024)
Name of Proceedings : Abstracts
Research Presentation

Aerosol Observation using the Space-borne Lidar ATLID and Imager MSI onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : IRS2024 (2024)
Name of Proceedings : 同予稿集
Research Presentation

Development of JAXA L2 algorithm to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : EGU2024 (2024)
Name of Proceedings : Abstracts
Research Presentation

Algorithms to retrieve particle optical properties using the space lidar ATLID onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : SPIE Asia-Pacific Remote Sensing (2024)
Name of Proceedings : Abstracts
Research Presentation

Development of an aerosol retrieval algorithm using the EarthCARE satellite onboard lidar and imager

Presenter : Nishizawa T., Kubo R., Higurashi A., Jin Y., Oikawa E.
Name of Society : 28th International Union of Geodesy and Geophysics (2023)
Name of Proceedings : Abstracts, 1
Research Presentation

Aerosol observation using ATLID and CALIOP and its application

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Okamoto H.
Name of Society : ESA-JAXA Pre-launch EarthCARE Science and Validation Workshop (2023)
Name of Proceedings : Abstracts
Research Presentation

Validation of the EarthCARE ATLID and MSI products using ground-based lidar and sunphotometry measurements

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Sakai T., Irie H., Yasunaga K., Katsumata M., Ishii S., Mizuno A., Nakajima Y.T., Yumimoto K., Sato K., Okamoto H.
Name of Society : ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop (2023)
Name of Proceedings : Abstracts
Research Presentation

An Algorithm to Retrieve Aerosol Optical Properties from ATLID and MSI Measurements

Presenter : Nishizawa T., Kudo R., Higurashi A., Satory T., Oikawa E., Okamoto H.
Name of Society : ILRC 30 (2022)
Name of Proceedings : Abstracts
Research Presentation

Developments of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Kudo R., TAKAKURA S., Higurashi A., Jin Y., Oikawa E., Okamoto H.
Name of Society : The Joint PI Meeting of JAXA Earth Observation Missions FY2021 (2022)
Name of Proceedings : -
Research Presentation

Approaches to intercalibration/QA/QC and other network aspects of AD-Net and SKYNET systems

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Irie H., Yasunaga K., Yumimoto K., Ishii S., Okamoto H., Sato K., Nakajima T. Y.
Name of Society : 2nd EarthCARE Validation workshop (2021)
Name of Proceedings : -
Research Presentation

Current status and progress on International SKYNET Data Center (ISDC)

Presenter : Nishizawa T., Higurashi A.
Name of Society : 6th International SKYNET workshop (2021)
Name of Proceedings : abstracts
Research Presentation

Current status and progress on AD-Net and ISDC

Presenter : Nishizawa T., Higurashi A., Shimizu A., Jin Y., Sugimoto N.
Name of Society : 5th International SKYNET Workshop (2019)
Name of Proceedings : abstracts, 11-12
Research Presentation

Algorithms to retrieve optical and microphysical properties of aerosol, cloud, and precipitation from ATLID, MSI, and CPR measurements

Presenter : Nishizawa T., Kudo R., Higurashi A., Oikawa E., Fujikawa M., Sato K., Okamoto H.
Name of Society : 8th international EarthCARE workshop (2019)
Name of Proceedings : Abstracts
Research Presentation

Development of algorithms to retrieve optical properties of aerosols and clouds from space lidars ATLID/EarthCARE and CALIOP/CALIPSO

Presenter : Nishizawa T., Kudo R., Higurashi A., Oikawa E., Okamoto H.
Name of Society : SPIE Asia-Pacific remote sensing 2018 (2018)
Name of Proceedings : Abstracts
Research Presentation

Algorithm development to retrieve aerosol and cloud optical properties from ATLID and MSI measurements

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Fujikawa M., Okamoto H.
Name of Society : 7th internaional earthcare science workshop (2018)
Name of Proceedings : -
Research Presentation

Validation of the EarthCARE ATLID and MSI products using ground-based lidar and sunphotometry measurements in East Asia

Presenter : Nishizawa T., Higurashi A., Kudo R., Irie H., Yasunaga K., Katsumata M., Yumimoto K., Ishii S., Okamoto H., Sato K., Katagiri S., Nakajima T.
Name of Society : 1st earthcare validation workshop (2018)
Name of Proceedings : -
Research Presentation

Global 3D distributions of aerosol components retrieved by synergy of CALIOP and MODIS

Presenter : Kudo R., Nishizawa T., Oikawa E., Higurashi A., Fujikawa M.
Name of Society : 7th international earthcare science workshop (2018)
Name of Proceedings : -
Research Presentation

Current status on algorithm developments for Japanese L2 products of the EarthCARE mission

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Okamnoto H.
Name of Society : CloudSat/CALIPSO Annual Science Review (2018)
Name of Proceedings : -
Research Presentation

REMOTE SENSING OF AEROSOLS BY SYNERGY OF CALIOP AND MODIS

Presenter : KUDO R., Nishizawa T., Higurashi A., Oikawa E.
Name of Society : 28th ILRC (2017)
Name of Proceedings : Abstracts
Research Presentation

The Asian dust and aerosol lidar observation network (AD-Net): current status and progress

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : International Skynet Workshop (2016)
Name of Proceedings : abstracts
Research Presentation

The Asian Dust and Aerosol Lidar Observation Network (AD-Net): Strategy and Progress

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : 27th International Laser Radar Conference (2015)
Name of Proceedings : Abstracts
Research Presentation

An effort for developing a seamless transport modeling and remote sensing system for air pollutants

Presenter : Nakajima T., Goto D., Dai T., Misawa S., Uchida J., Schutgens N., Hashimoto M., Oikawa E., Takenaka H., Tsuruta H., Inoue T., Higurashi A.
Name of Society : 2015 AGU Fall meeting (2015)
Name of Proceedings : -
Research Presentation

Development of ATLID-MSI synergy for retrieving the vertical profiles of aerosol components

Presenter : Kudo R., Nishizawa T., Higurashi A., Oikawa E., Sugimoto N.
Name of Society : EarthCARE Workshop 2014 (2014)
Name of Proceedings : Abstracts, PS_04
Research Presentation

Validation methods for the EarthCARE ATLID products and ATLID-CPR and ATLID-MSI synergy products using ground-based lidar networks and radiometer networks

Presenter : Sugimoto N., Nishizawa T., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : EarthCARE Workshop 2014 (2014)
Name of Proceedings : Abstracts, S6_07
Research Lecture

Aerosol and cloud observation with the JAXA/ESA EarthCARE high spectral resolution lidar

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Kudo R., Oikawa E., Okamoto H.
Name of Society : 1st International workshop on space-based lidar remote sensing techniques and emerging technologies (2014)
Name of Proceedings : Abstracts, 1
Research Presentation

Japanese aerosol and cloud retrieval algorithms using EarthCARE ATLID and MSI

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Kudo R., Oikawa E., Okamoto H.
Name of Society : CALIPSO/CloudSat science team meeting (2014)
Name of Proceedings : -, 1
Research Presentation

Grond-based lidar network observation of aerosols and clouds in AD-Net

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : International SKYNET workshop 2013 (2013)
Name of Proceedings : -
Research Presentation

Observation of air pollution aerosols and Asian dusts using the Asian Dust and aerosol lidar observation Network (AD-Net)

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : International workshop on inventory, modeling and climate impacts of greenhouse gas emissions (GHG's) and aerosols in the Asian region (2013)
Name of Proceedings : -
Research Presentation

Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Sugimoto N., Higurashi A., Matsui I., Shimizu A., Okamoto H.
Name of Society : International Radiation Symposium 2012 (2012)
Name of Proceedings : Abstracts
Research Presentation

Aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Okamoto H.
Name of Society : Joint workshop on CALIPSO, CloudSat, EarthCARE (2012)
Name of Proceedings : -
Research Presentation

Introduction of independent extinction measurement techniques to NIES lidar network observations

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : Joint workshop on CALIPSO, CloudSat, EarthCARE (2012)
Name of Proceedings : -
Research Presentation

Radiative transfer model for coupled atmosphere-ocean system including polarization effect

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : ASSFTS 15 (2010)
Name of Proceedings : Abstracts
Research Presentation

Overview of GOSAT/CAI measurements of the atmosphere

Presenter : Nakajima T., Nakajima T., Kikuchi N., Higurashi A., Sano I., Takamura T., Ishida H., Fukuda S., Schutgens N., Mukai M., Takenaka H.
Name of Society : 6th Int.Workshop Greenhouse Gas Meas.Space(IWGGMS-6) (2010)
Name of Proceedings : Abstracts, 6
Research Presentation

Reference radiative transfer model including the polarization effect in a coupled atmosphere-ocean system

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : 6th Int.Workshop Greenhouse Gas Meas.Space(IWGGMS-6) (2010)
Name of Proceedings : Abstracts, 27-28
Research Presentation

Tentative properties of aerosols derived from GOSAT TANSO-CAI data and plans for validation

Presenter : Kikuchi N., Higurashi A., Yokota T., Fukuda S., Nakajima T.
Name of Society : 4th Jpn.-China-Korea Jt.Conf.Meteorol. (2009)
Name of Proceedings : Abstracts, 256
Research Presentation

Evaluation of Polarization on CO2 retrieval from satellite-based near infrared radiation measurements

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : IRS 2008(Int.Radiat.Symp.) (2008)
Name of Proceedings : Abstracts, 87
Research Presentation

Vicarious calibration of GMS-5/VISSR for estimation of radiation budget

Presenter : Takenaka H.(*1), Fukuda S.(*2), Nakajima T.Y.(*3), Higurashi A., Sekiguchi M.(*4), Okuyama A.(*5), Hashimoto T.(*5), Takamura T.(*1), Nakajima T.(*2)
Name of Society : IUGG 2007(Poster Session) (2007)
Research Presentation

Controlling factors of aerosol radiative forcing in Asia

Presenter : HIGURASHI Akiko
Name of Society : IUGG 2007(Poster Session) (2007)
Research Presentation

Global distribution and microphysical properties of clouds and aerosols observed by multi-spectral imagers

Presenter : HIGURASHI Akiko
Name of Society : AOGS 2007 4th Annu.Meet. (2007)
Research Presentation

Global carbon dioxide and methane column observation by GOSAT(Greenhouse gases observing satellite)

Presenter : Inoue G.(*1), , Maksyutov S., Oguma H., Morino I., HIGURASHI Akiko, Aoki T., Yoshida Y., Eguchi N., Suto H.(*2), Kuze A.(*2), Hamazaki T.(*2)
Name of Society : EGU General Assembly 2006 (2006)
Name of Proceedings : Abstracts
Research Presentation

Error analysis of CO2 column amount retrievals using SWIR synthetic data of the GOSAT FTS: Impact of atmospheric aerosols

Presenter : , HIGURASHI Akiko, Ota Y., Morino I., Oguma H.
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Abstracts(CD-ROM), A21F-0899
Research Presentation

Estimation of CO2 column concentration from space in the presence of cirrus cloud -Data Analysis of GOSAT Project-

Presenter : Inoue G.(*1), , Eguchi N., Yoshida Y., Aoki T., Morino I., HIGURASHI Akiko, Oguma H.
Name of Society : Open Sci.Conf.GHG Cycle Northern Hemisphere (2006)
Name of Proceedings : Abstracts(CD-ROM)
Research Presentation

A study of the global aerosol long-term trend using satellite observations

Presenter : Zhao T.X.-P.(*1)(*2), Laszlo I.(*2), Mishchenko M.(*3), Torres O.(*4), HIGURASHI Akiko
Name of Society : IAMAS 2005 (2005)
Name of Proceedings : Abstracts
Research Presentation

Detection of aerosol optical properties using satellite shorter visible channnels

Presenter : Higurashi A., Hoeller R.(*1), Nakajima T.(*2)
Name of Society : IAMAS 2005 (2005)
Name of Proceedings : Abstracts
Research Presentation

Retrieval tests of CO2 column density from simulation data of the GOSAT SWIR FTS under cirrus-existing conditions

Presenter : Yokota T., Higurashi A., Aoki T., Morino I., Oguma H., Inoue G.
Name of Society : Atmos.Sci.Space Fourier Transform Spectrom.12th Workshop(ASSFTS 12 Workshop) (2005)
Name of Proceedings : Abstracts
Research Presentation

Utilization of the water vapor saturated absorption band to retrieve CO2 column density from space by GOSAT under the cirrus-existing condition

Presenter : Yokota T., Higurashi A., Aoki T., Morino I., Oguma H., Eguchi N., Yoshida Y., Inoue G.
Name of Society : AGU 2005 Fall Meet. (2005)
Name of Proceedings : Abstracts
Research Presentation

Data retrieval strategy of a nadir-looking SWIR FTS aboard GOSAT to monitor CO2 column density from space

Presenter : Yokota T., Higurashi A., Morino I., Oguma H., Inoue G.
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Research Presentation

Detection of aerosol types from Space-born radiometer over the Ocean

Presenter : Higurashi A., Nakajima T.(*1)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Research Presentation

Long-term analysis of the aerosol optical properties on global scale from NOAA/AVHRR

Presenter : Higurashi A., Saeki T.(*1), Nakajima T.(*1)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Research Presentation

Spectral absorption of solar radiation by aerosols during ACE Asia

Presenter : Bergstrom R.(*1), Pilewskie P.(*2), Russel P.(*2), Schmid B.(*1), Redemann J.(*1), Higurashi A., Nakajima T.(*3), Quinn P.(*4)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Research Presentation

On an evaluation of the aerosol radiative forcing with use of satellite remote sensing,surface observation,and a climate model

Presenter : HIGURASHI Akiko
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Research Presentation

Sensor specification demand of a nadir looking SWIR FTS aboard GOSAT to monitor CO2 column density in the clear sky condition

Presenter : Yokota T., Higurashi A., Oguma H., Morino I., Aoki T., Inoue G.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Research Presentation

Retrieval precision tests of CO2 column amount from simulatied data of the GOSAT SWIR FTS by applying rodgers' method

Presenter : Ishihara H.(*1), Uemura N.(*1), Nobuta K.(*1), Yokota T., Higurashi A., Morino I., Oguma H., Aoki T., Inoue G.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Research Presentation

Overview of greenhouse gases observing satellite(GOSAT) of Japan

Presenter : Inoue G., Yokota T., Oguma H., Higurashi A., Morino I., Aoki T.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Research Presentation

Test measurements by a BBM of the nadir-looking SWIR FTS aboard GOSAT to monitor CO2 column density from space

Presenter : Yokota T., Oguma H., Morino I., Higurashi A., Inoue G.
Name of Society : SPIE 4th Int.Asia-Pac.Environ.Remote Sensing Symp. (2004)
Name of Proceedings : Abstracts
Research Presentation

Aerosol type classification with MODIS four channel radiance data during the APEX-E3

Presenter : Higurashi A.
Name of Society : 6th APEX Int.Workshop (2003)
Name of Proceedings : なし
Research Presentation

Aerosol characteristics over the East China Sea from satellite four-channel radiances

Presenter : Higurashi A., Nakajima T.(*1), Ohta S.(*2), Takamura T.(*3), Holben B.N.(*4)
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A370
Research Presentation

A study of the correlation between aerosol and cloud parameters using satellite datasets

Presenter : Sekiguchi M.(*1), Nakajima T.(*1), Kawamoto K.(*2), Sano I.(*3), Higurashi A., Mukai S.(*3)
Name of Society : IUGG 2003(Poster Session) (2003)
Name of Proceedings : Abstracts, A371
Research Presentation

A method for satellite remote sensing of aerosols over land surfaces using GLI's UV-channel

Presenter : Hoeller R.(*1), Higurashi A., Nakajima T.(*2), Nakajima T.Y.(*1)
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A365
Research Presentation

Evaluation of the direct and indirect radiative forcings of aerosols in the East China Sea region

Presenter : HIGURASHI Akiko
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A366-A367
Research Presentation

Global and regional correlations between aerosol and cloud parameters

Presenter : Sekiguchi M.(*1), Kawamoto K.(*2), Nakajima T.(*1), Higurashi A.
Name of Society : 11th Conf.Atmos.Radiat. (2002)
Name of Proceedings : Proceedings, 132
Research Presentation

Aerosol type classification with seawifs four-channel radiance data

Presenter : Higurashi A., Nakajima T(*1)
Name of Society : 11th Conf.Atmos.Radiat. (2002)
Name of Proceedings : Proceedings, 228
Research Presentation

GCM-simulated and satellite-retrieved cloud-aerosol interaction (3.16)

Presenter : HIGURASHI Akiko,
Name of Society : AMS 11th Conf.Cloud Phys. (2002)
Name of Proceedings : Proceedings, 3.16
Satistics of aerosol optical properties derived from satellite remote sinsings

Presenter : Higurashi A.
Name of Society : 8th Sci.Assem.IAMAS (2001)
Name of Proceedings : Abstracts
Retrieval of aerosol properties from MODIS data during APEX-E1 period

Presenter : Higurashi A.
Name of Society : 8th Sci.Assem.IAMAS (2001)
Name of Proceedings : Abstracts
GCM-simulated and satellite-retrieved aerosol-cloud interaction

Presenter : Higurashi A.
Name of Society : 8th Sci.Assem.IAMAS (2001)
Name of Proceedings : Abstracts

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Aerosol retrieval using the ATLID and MSI onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : Japan Geoscience Union Meeting 2025 (2025)
Name of Proceedings : Abstracts
Evaluation of JAXA ATLID L2a products using AD-Net lidars

Presenter : Jin Y., Nishizawa T., Shimizu A., Sugimoto N., Higurashi A., Iwai H., Aoki M., Papandrea S., Okamoto H., Yumimoto K., Irie H., Kudo R., Sakai T., Yasunaga K., Katsumata M.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Overview of L2 aerosol products produced by ESA and JAXA

Presenter : Nishizawa T., Wandinger U., Zadelhoff G.-J., Donovan D., Floutsi A.A., Haarig M., Docter N., Preusker R., Kudo R., Oikawa E., Higurashi A., Jin Y., Yoshida M., Sato K., Okamoto H.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Development and improvement of JAXA L2 algorithms to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : EarthCARE Science and Validation Workshop 2025 (2025)
Name of Proceedings : -
Validation of ATLID aerosol products using ground-based observation in East Asia

Presenter : Jin Y., Nishizawa T., Shimizu A., Sugimoto N., Higurashi A., Iwai H., Aoki M., Papandrea S., Okamoto H., Yumimoto K., Irie H., Kudo R., Sakai T., Yasunaga K., Katsumata M.
Name of Society : EarthCARE Science and Validation Workshop in 2025 (2025)
Name of Proceedings : Abstracts
Aerosol Observation using the Space-borne Lidar ATLID and Imager MSI onboard EarthCARE and its Application

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : 31st ILRC (2024)
Name of Proceedings : Abstracts
Development of JAXA L2 algorithm to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : EGU2024 (2024)
Name of Proceedings : Abstracts
Algorithms to retrieve particle optical properties using the space lidar ATLID onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sugimoto N., Sato K., Okamoto H.
Name of Society : SPIE Asia-Pacific Remote Sensing (2024)
Name of Proceedings : Abstracts
Development of an aerosol retrieval algorithm using the EarthCARE satellite onboard lidar and imager

Presenter : Nishizawa T., Kubo R., Higurashi A., Jin Y., Oikawa E.
Name of Society : 28th International Union of Geodesy and Geophysics (2023)
Name of Proceedings : Abstracts, 1
Aerosol observation using ATLID and CALIOP and its application

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Okamoto H.
Name of Society : ESA-JAXA Pre-launch EarthCARE Science and Validation Workshop (2023)
Name of Proceedings : Abstracts
Validation of the EarthCARE ATLID and MSI products using ground-based lidar and sunphotometry measurements

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Sakai T., Irie H., Yasunaga K., Katsumata M., Ishii S., Mizuno A., Nakajima Y.T., Yumimoto K., Sato K., Okamoto H.
Name of Society : ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop (2023)
Name of Proceedings : Abstracts
An Algorithm to Retrieve Aerosol Optical Properties from ATLID and MSI Measurements

Presenter : Nishizawa T., Kudo R., Higurashi A., Satory T., Oikawa E., Okamoto H.
Name of Society : ILRC 30 (2022)
Name of Proceedings : Abstracts
Developments of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Kudo R., TAKAKURA S., Higurashi A., Jin Y., Oikawa E., Okamoto H.
Name of Society : The Joint PI Meeting of JAXA Earth Observation Missions FY2021 (2022)
Name of Proceedings : -
Approaches to intercalibration/QA/QC and other network aspects of AD-Net and SKYNET systems

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Irie H., Yasunaga K., Yumimoto K., Ishii S., Okamoto H., Sato K., Nakajima T. Y.
Name of Society : 2nd EarthCARE Validation workshop (2021)
Name of Proceedings : -
Current status and progress on International SKYNET Data Center (ISDC)

Presenter : Nishizawa T., Higurashi A.
Name of Society : 6th International SKYNET workshop (2021)
Name of Proceedings : abstracts
Current status and progress on AD-Net and ISDC

Presenter : Nishizawa T., Higurashi A., Shimizu A., Jin Y., Sugimoto N.
Name of Society : 5th International SKYNET Workshop (2019)
Name of Proceedings : abstracts, 11-12
Algorithms to retrieve optical and microphysical properties of aerosol, cloud, and precipitation from ATLID, MSI, and CPR measurements

Presenter : Nishizawa T., Kudo R., Higurashi A., Oikawa E., Fujikawa M., Sato K., Okamoto H.
Name of Society : 8th international EarthCARE workshop (2019)
Name of Proceedings : Abstracts
Validation of the EarthCARE ATLID and MSI products using ground-based lidar and sunphotometry measurements in East Asia

Presenter : Nishizawa T., Higurashi A., Kudo R., Irie H., Yasunaga K., Katsumata M., Yumimoto K., Ishii S., Okamoto H., Sato K., Katagiri S., Nakajima T.
Name of Society : 1st earthcare validation workshop (2018)
Name of Proceedings : -
Global 3D distributions of aerosol components retrieved by synergy of CALIOP and MODIS

Presenter : Kudo R., Nishizawa T., Oikawa E., Higurashi A., Fujikawa M.
Name of Society : 7th international earthcare science workshop (2018)
Name of Proceedings : -
Current status on algorithm developments for Japanese L2 products of the EarthCARE mission

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Okamnoto H.
Name of Society : CloudSat/CALIPSO Annual Science Review (2018)
Name of Proceedings : -
The Asian dust and aerosol lidar observation network (AD-Net): current status and progress

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : International Skynet Workshop (2016)
Name of Proceedings : abstracts
The Asian Dust and Aerosol Lidar Observation Network (AD-Net): Strategy and Progress

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : 27th International Laser Radar Conference (2015)
Name of Proceedings : Abstracts
An effort for developing a seamless transport modeling and remote sensing system for air pollutants

Presenter : Nakajima T., Goto D., Dai T., Misawa S., Uchida J., Schutgens N., Hashimoto M., Oikawa E., Takenaka H., Tsuruta H., Inoue T., Higurashi A.
Name of Society : 2015 AGU Fall meeting (2015)
Name of Proceedings : -
Validation methods for the EarthCARE ATLID products and ATLID-CPR and ATLID-MSI synergy products using ground-based lidar networks and radiometer networks

Presenter : Sugimoto N., Nishizawa T., Matsui I., Shimizu A., Higurashi A., Jin Y.
Name of Society : EarthCARE Workshop 2014 (2014)
Name of Proceedings : Abstracts, S6_07
Grond-based lidar network observation of aerosols and clouds in AD-Net

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : International SKYNET workshop 2013 (2013)
Name of Proceedings : -
Observation of air pollution aerosols and Asian dusts using the Asian Dust and aerosol lidar observation Network (AD-Net)

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : International workshop on inventory, modeling and climate impacts of greenhouse gas emissions (GHG's) and aerosols in the Asian region (2013)
Name of Proceedings : -
Introduction of independent extinction measurement techniques to NIES lidar network observations

Presenter : Nishizawa T., Sugimoto N., Matsui I., Shimizu A., Higurashi A.
Name of Society : Joint workshop on CALIPSO, CloudSat, EarthCARE (2012)
Name of Proceedings : -
Overview of GOSAT/CAI measurements of the atmosphere

Presenter : Nakajima T., Nakajima T., Kikuchi N., Higurashi A., Sano I., Takamura T., Ishida H., Fukuda S., Schutgens N., Mukai M., Takenaka H.
Name of Society : 6th Int.Workshop Greenhouse Gas Meas.Space(IWGGMS-6) (2010)
Name of Proceedings : Abstracts, 6
Vicarious calibration of GMS-5/VISSR for estimation of radiation budget

Presenter : Takenaka H.(*1), Fukuda S.(*2), Nakajima T.Y.(*3), Higurashi A., Sekiguchi M.(*4), Okuyama A.(*5), Hashimoto T.(*5), Takamura T.(*1), Nakajima T.(*2)
Name of Society : IUGG 2007(Poster Session) (2007)
Controlling factors of aerosol radiative forcing in Asia

Presenter : HIGURASHI Akiko
Name of Society : IUGG 2007(Poster Session) (2007)
Global distribution and microphysical properties of clouds and aerosols observed by multi-spectral imagers

Presenter : HIGURASHI Akiko
Name of Society : AOGS 2007 4th Annu.Meet. (2007)
Global carbon dioxide and methane column observation by GOSAT(Greenhouse gases observing satellite)

Presenter : Inoue G.(*1), , Maksyutov S., Oguma H., Morino I., HIGURASHI Akiko, Aoki T., Yoshida Y., Eguchi N., Suto H.(*2), Kuze A.(*2), Hamazaki T.(*2)
Name of Society : EGU General Assembly 2006 (2006)
Name of Proceedings : Abstracts
Error analysis of CO2 column amount retrievals using SWIR synthetic data of the GOSAT FTS: Impact of atmospheric aerosols

Presenter : , HIGURASHI Akiko, Ota Y., Morino I., Oguma H.
Name of Society : AGU 2006 Fall Meet. (2006)
Name of Proceedings : Abstracts(CD-ROM), A21F-0899
Estimation of CO2 column concentration from space in the presence of cirrus cloud -Data Analysis of GOSAT Project-

Presenter : Inoue G.(*1), , Eguchi N., Yoshida Y., Aoki T., Morino I., HIGURASHI Akiko, Oguma H.
Name of Society : Open Sci.Conf.GHG Cycle Northern Hemisphere (2006)
Name of Proceedings : Abstracts(CD-ROM)
A study of the global aerosol long-term trend using satellite observations

Presenter : Zhao T.X.-P.(*1)(*2), Laszlo I.(*2), Mishchenko M.(*3), Torres O.(*4), HIGURASHI Akiko
Name of Society : IAMAS 2005 (2005)
Name of Proceedings : Abstracts
Detection of aerosol optical properties using satellite shorter visible channnels

Presenter : Higurashi A., Hoeller R.(*1), Nakajima T.(*2)
Name of Society : IAMAS 2005 (2005)
Name of Proceedings : Abstracts
Retrieval tests of CO2 column density from simulation data of the GOSAT SWIR FTS under cirrus-existing conditions

Presenter : Yokota T., Higurashi A., Aoki T., Morino I., Oguma H., Inoue G.
Name of Society : Atmos.Sci.Space Fourier Transform Spectrom.12th Workshop(ASSFTS 12 Workshop) (2005)
Name of Proceedings : Abstracts
Utilization of the water vapor saturated absorption band to retrieve CO2 column density from space by GOSAT under the cirrus-existing condition

Presenter : Yokota T., Higurashi A., Aoki T., Morino I., Oguma H., Eguchi N., Yoshida Y., Inoue G.
Name of Society : AGU 2005 Fall Meet. (2005)
Name of Proceedings : Abstracts
Data retrieval strategy of a nadir-looking SWIR FTS aboard GOSAT to monitor CO2 column density from space

Presenter : Yokota T., Higurashi A., Morino I., Oguma H., Inoue G.
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Detection of aerosol types from Space-born radiometer over the Ocean

Presenter : Higurashi A., Nakajima T.(*1)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Long-term analysis of the aerosol optical properties on global scale from NOAA/AVHRR

Presenter : Higurashi A., Saeki T.(*1), Nakajima T.(*1)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Spectral absorption of solar radiation by aerosols during ACE Asia

Presenter : Bergstrom R.(*1), Pilewskie P.(*2), Russel P.(*2), Schmid B.(*1), Redemann J.(*1), Higurashi A., Nakajima T.(*3), Quinn P.(*4)
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
On an evaluation of the aerosol radiative forcing with use of satellite remote sensing,surface observation,and a climate model

Presenter : HIGURASHI Akiko
Name of Society : Int.Radiat.Symp.2004 (2004)
Name of Proceedings : Abstracts
Sensor specification demand of a nadir looking SWIR FTS aboard GOSAT to monitor CO2 column density in the clear sky condition

Presenter : Yokota T., Higurashi A., Oguma H., Morino I., Aoki T., Inoue G.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Retrieval precision tests of CO2 column amount from simulatied data of the GOSAT SWIR FTS by applying rodgers' method

Presenter : Ishihara H.(*1), Uemura N.(*1), Nobuta K.(*1), Yokota T., Higurashi A., Morino I., Oguma H., Aoki T., Inoue G.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Overview of greenhouse gases observing satellite(GOSAT) of Japan

Presenter : Inoue G., Yokota T., Oguma H., Higurashi A., Morino I., Aoki T.
Name of Society : AGU 2004 Fall Meet. (2004)
Name of Proceedings : Eos,Transactions, 85(47)
Test measurements by a BBM of the nadir-looking SWIR FTS aboard GOSAT to monitor CO2 column density from space

Presenter : Yokota T., Oguma H., Morino I., Higurashi A., Inoue G.
Name of Society : SPIE 4th Int.Asia-Pac.Environ.Remote Sensing Symp. (2004)
Name of Proceedings : Abstracts
Aerosol type classification with MODIS four channel radiance data during the APEX-E3

Presenter : Higurashi A.
Name of Society : 6th APEX Int.Workshop (2003)
Name of Proceedings : なし
Aerosol characteristics over the East China Sea from satellite four-channel radiances

Presenter : Higurashi A., Nakajima T.(*1), Ohta S.(*2), Takamura T.(*3), Holben B.N.(*4)
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A370
A study of the correlation between aerosol and cloud parameters using satellite datasets

Presenter : Sekiguchi M.(*1), Nakajima T.(*1), Kawamoto K.(*2), Sano I.(*3), Higurashi A., Mukai S.(*3)
Name of Society : IUGG 2003(Poster Session) (2003)
Name of Proceedings : Abstracts, A371
A method for satellite remote sensing of aerosols over land surfaces using GLI's UV-channel

Presenter : Hoeller R.(*1), Higurashi A., Nakajima T.(*2), Nakajima T.Y.(*1)
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A365
Evaluation of the direct and indirect radiative forcings of aerosols in the East China Sea region

Presenter : HIGURASHI Akiko
Name of Society : IUGG 2003 (2003)
Name of Proceedings : Abstracts, A366-A367
Global and regional correlations between aerosol and cloud parameters

Presenter : Sekiguchi M.(*1), Kawamoto K.(*2), Nakajima T.(*1), Higurashi A.
Name of Society : 11th Conf.Atmos.Radiat. (2002)
Name of Proceedings : Proceedings, 132
Aerosol type classification with seawifs four-channel radiance data

Presenter : Higurashi A., Nakajima T(*1)
Name of Society : 11th Conf.Atmos.Radiat. (2002)
Name of Proceedings : Proceedings, 228
GCM-simulated and satellite-retrieved cloud-aerosol interaction (3.16)

Presenter : HIGURASHI Akiko,
Name of Society : AMS 11th Conf.Cloud Phys. (2002)
Name of Proceedings : Proceedings, 3.16
Validation of the EarthCARE ATLID and MSI ESA aerosol products using ground-based lidar and sunphotometry measurements in East Asia

Presenter : Nishizawa T., Jin Y., Higurashi A., Kudo R., Sakai T., Irie H., Yasunaga K., Katsumata M., Ishii S., Takashi N., Iwai H., Aoki M., Yumimoto K., Sato K., Okamoto H.
Name of Society : 2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop (2025)
Name of Proceedings : Abstracts
Validation of EarthCARE Atmospheric Lidar (ATLID) using the Asian Dust and aerosol lidar observation Network (AD-Net)

Presenter : Sugimoto N., Jin Y., Nishizawa T., Shimizu A., Iwai H., Aoki M., Yasunaga K., Yumimoto K., Okamoto H., Irie H., Kudo R., Higurashi A.
Name of Society : 31st International Laser Radar Conference (2024)
Name of Proceedings : Abstracts
Aerosol Observation using the Space-borne Lidar ATLID and Imager MSI onboard EarthCARE

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : IRS2024 (2024)
Name of Proceedings : 同予稿集
Development of algorithms to retrieve optical properties of aerosols and clouds from space lidars ATLID/EarthCARE and CALIOP/CALIPSO

Presenter : Nishizawa T., Kudo R., Higurashi A., Oikawa E., Okamoto H.
Name of Society : SPIE Asia-Pacific remote sensing 2018 (2018)
Name of Proceedings : Abstracts
Algorithm development to retrieve aerosol and cloud optical properties from ATLID and MSI measurements

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Fujikawa M., Okamoto H.
Name of Society : 7th internaional earthcare science workshop (2018)
Name of Proceedings : -
REMOTE SENSING OF AEROSOLS BY SYNERGY OF CALIOP AND MODIS

Presenter : KUDO R., Nishizawa T., Higurashi A., Oikawa E.
Name of Society : 28th ILRC (2017)
Name of Proceedings : Abstracts
Development of ATLID-MSI synergy for retrieving the vertical profiles of aerosol components

Presenter : Kudo R., Nishizawa T., Higurashi A., Oikawa E., Sugimoto N.
Name of Society : EarthCARE Workshop 2014 (2014)
Name of Proceedings : Abstracts, PS_04
Japanese aerosol and cloud retrieval algorithms using EarthCARE ATLID and MSI

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Kudo R., Oikawa E., Okamoto H.
Name of Society : CALIPSO/CloudSat science team meeting (2014)
Name of Proceedings : -, 1
Development of aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Sugimoto N., Higurashi A., Matsui I., Shimizu A., Okamoto H.
Name of Society : International Radiation Symposium 2012 (2012)
Name of Proceedings : Abstracts
Aerosol and cloud retrieval algorithms using ATLID and MSI data of EarthCARE

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Okamoto H.
Name of Society : Joint workshop on CALIPSO, CloudSat, EarthCARE (2012)
Name of Proceedings : -
Radiative transfer model for coupled atmosphere-ocean system including polarization effect

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : ASSFTS 15 (2010)
Name of Proceedings : Abstracts
Reference radiative transfer model including the polarization effect in a coupled atmosphere-ocean system

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : 6th Int.Workshop Greenhouse Gas Meas.Space(IWGGMS-6) (2010)
Name of Proceedings : Abstracts, 27-28
Tentative properties of aerosols derived from GOSAT TANSO-CAI data and plans for validation

Presenter : Kikuchi N., Higurashi A., Yokota T., Fukuda S., Nakajima T.
Name of Society : 4th Jpn.-China-Korea Jt.Conf.Meteorol. (2009)
Name of Proceedings : Abstracts, 256
Evaluation of Polarization on CO2 retrieval from satellite-based near infrared radiation measurements

Presenter : Ota Y., Higurashi A., Nakajima T., Yokota T.
Name of Society : IRS 2008(Int.Radiat.Symp.) (2008)
Name of Proceedings : Abstracts, 87

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Development of JAXA L2 algorithms to retrieve aerosol and cloud properties using ATLID and MSI

Presenter : Nishizawa T., Kudo R., Oikawa E., Higurashi A., Jin Y., Sato K., Okamoto H.
Name of Society : International Workshop on Space, Atmosphere, Marine and Environment 2025 (2025)
Name of Proceedings : Abstracts
Aerosol and cloud observation with the JAXA/ESA EarthCARE high spectral resolution lidar

Presenter : Nishizawa T., Higurashi A., Sugimoto N., Kudo R., Oikawa E., Okamoto H.
Name of Society : 1st International workshop on space-based lidar remote sensing techniques and emerging technologies (2014)
Name of Proceedings : Abstracts, 1

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HIGURASHI Akiko

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