Latest Update：2026/05/21 19:14:15

IKEDA Kohei

Researcher Name: IKEDA Kohei

Div (Section) name/title: Earth System Division（Global Atmospheric Chemistry Section）／Chief Senior Researcher

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
- 27205 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
- 27234 : Research on Advancement of Climate Change Impact Assessment Methodology
- 27244 : Earth System Domain: Foresight and Advanced Basic Research
- 27253 : Satellite Observation Project
- 27363 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 27430 : Development of a modeling infrastructure for GHG-SLCF integrated analyses
- 27431 : Development of an observation-based early estimation system for surface fluxes of GHG and other related species
- 27466 : NIES-SYKE collaborative research on Arctic environment
- 27468 : Elaboration on emission inventories for major SLCFs with comparisons to top-down estimates
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
- 26818 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
- 26849 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26859 : Earth System Domain: Foresight and Advanced Basic Research
- 26874 : Satellite Observation Project
- 26896 : NIES-SYKE collaborative research on Arctic environment
- 27027 : Development of a modeling infrastructure for GHG-SLCF integrated analyses
- 27071 : Development of an observation-based early estimation system for surface fluxes of GHG and other related species
- 27100 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
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
- 26411 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
- 26436 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26450 : Earth System Domain: Foresight and Advanced Basic Research
- 26459 : Satellite Observation Project
- 26566 : Comprehensive evaluation of black carbon emission inventories over East Asia
- 26568 : NIES-SYKE collaborative research on Arctic environment
- 26589 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
- 26626 : Development of a modeling infrastructure for GHG-SLCF integrated analyses
- 26736 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
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
- 25967 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
- 26002 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26006 : Earth System Domain: Foresight and Advanced Basic Research
- 26023 : Satellite Observation Project
- 26209 : Comprehensive evaluation of black carbon emission inventories over East Asia
- 26213 : NIES-SYKE collaborative research on Arctic environment
- 26293 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 26349 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
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
- 25508 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
- 25536 : Research on Advancement of Climate Change Impact Assessment Methodology
- 25556 : Satellite Observation Project
- 25655 : Earth System Domain: Foresight and Advanced Basic Research
- 25674 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 25678 : Comprehensive evaluation of black carbon emission inventories over East Asia
- 25690 : NIES-SYKE collaborative research on Arctic environment
- 25777 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
Fiscal Year: 2020
- 25113 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 25128 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 25180 : NIES-SYKE Collaborative Research on Black Carbon
- 25181 : Better quantification of anthropogenic emissions of BC and CH4 in East Asia and cost-benefit analysis of emissions reduction
- 25251 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
- 25327 : Studies on Advancing the Methods for Climate Change Impacts Assessment
Fiscal Year: 2019
- 24708 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 24745 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 24798 : Better quantification of anthropogenic emissions of BC and CH4 in East Asia and cost-benefit analysis of emissions reduction
- 24857 : NIES-SYKE Collaborative Research on Black Carbon
- 24975 : Studies on Advancing the Methods for Climate Change Impacts Assessment
Fiscal Year: 2018
- 24291 : Study on multi-scale evaluation system for GHG variation and mitigation

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Research Result (Publication)

all
Original Paper

Original Paper
Analysis of the COVID-19 Influence on Air Quality in Urban Areas of Japan Using Multiple Satellites and Ground-based Measurements

Presenter : Fujinawa T., Inomata S., Sugita T., Ikeda K., Yamaguchi M., Tanimoto H.
Title : , Atmosphere, 17(5): (2026)
Original Paper
The greenhouse gas observation mission with Global Observing SATellite for Greenhouse gases and Water cycle (GOSAT-GW): Objectives, conceptual framework and scientific contributions

Presenter : Tanimoto H., Matsunaga T., Someya Y., Fujinawa T., Ohyama H., Morino I., Yashiro H., Sugita T., Inomata S., Mueller A., Saeki T., Yoshida Y., Niwa Y., Saito M., Noda H., Yamashita Y., Ikeda K., Saigusa N., Machida T., Frey M., Lim H., Srivastava P., Jin Y., Shimizu A., Nishizawa T., Kanaya Y., Sekiya T., Patra P., Takigawa M., Bisht J., Kasai Y., Sato T.
Title : , Progress in Earth and Planetary Science, 12(8): (2025)
Original Paper
Source identification of carbon monoxide over the greater Tokyo area: Tower measurement network and evaluation of global/regional model simulations at different resolutions

Presenter : Itahashi S., Terao Y., Ikeda K., Tanimoto H.
Title : , Atmospheric Environment, 23:100284 (2024)
Original Paper
Shipborne observations of black carbon aerosols in the western Arctic Ocean during summer and autumn 2016-2020: impact of boreal fires

Presenter : Deng Y., Tanimoto H., Ikeda K., Kameyama S., Okamoto S., Jung J., Yoon Y.J., Yang E.J., Kang S-H.
Title : , Atmospheric Chemistry and Physics , 24(10):6339-6357 (2024)
Original Paper
Evaluation of black carbon concentration levels and trends in East Asia from CMIP6 climate models: Comparison to long-term observations in Japan and biases due to Chinese emissions

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F., Matsuki A.
Title : , SOLA, 19:239-245 (2023)
Original Paper
Evaluation of anthropogenic emissions of black carbon from East Asia in six inventories: constraints from model simulations and surface observations on Fukue Island, Japan

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F.
Title : , Environmental Science: Atmospheres (2022)
Original Paper
Model and Satellite Analysis of Transport of Asian Anthropogenic Pollution to the Arctic: Siberian and Pacific Pathways and Their Meteorological Controls

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Clerbaux C., Coheur P.F.
Title : , Journal of Geophysical Research: Atmospheres, 126:e2020JD033459 (2021)
Original Paper
Dominance of the residential sector in Chinese black carbon emissions as identified from downwind atmospheric observations during the COVID‐19 pandemic

Presenter : Kanaya Y., Yamaji K., Miyakawa T., Taketani F., Zhu C., Choi Y., Ikeda K., Tanimoto H., Yamada D., Narita D., Kondo Y., Klimont Z.
Title : , Scientific Reports, 11:23378 (2021)
Original Paper
FLEXPART v10.1 simulation of source contributions to Arctic black carbon

Presenter : Zhu C., Kanaya Y., Takigawa M., Ikeda K., Tanimoto H., Taketani F., Miyakawa T., Kobayashi H., Pisso I.
Title : , Atmospheric Chemistry and Physics, 20:1641-1656 (2020)
Original Paper
Rapid reduction in black carbon emissions from China: evidence from 2009-2019 observations on Fukue Island, Japan

Presenter : Kanaya Y., Yamaji K., Miyakawa T., Taketani F., Zhu C., Choi Y., Komazaki Y., Ikeda K., Kondo Y., Klimont Z.
Title : , Atmospheric Chemistry and Physics, 20:6339-6356 (2020)
Original Paper
Seasonal Response of North Western Pacific Marine Ecosystems to Deposition of Atmospheric Inorganic Nitrogen Compounds from East Asia

Presenter : Taketani F., Aita M.N., Yamaji K., Sekiya T., Ikeda K., Sasaoka K., Hashioka T., Honda M.C., Matsumoto K., Kanaya Y.
Title : , Scientific Reports, 8:9324 (2018)
Original Paper
Decadal shifts in wind patterns reduced continental outflow and suppressed ozone trend in the 2010s in the lower troposphere over Japan

Presenter : Okamoto S., Tanimoto H., Hirota N., Ikeda K., Akimoto H.
Title : , Journal of Geophysical Research: Atmospheres, 123: (2018)
Original Paper
Tagged black carbon simulations in the Arctic: Transport, source contributions, and budget

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
Title : , Atmospheric Chemistry and Physics, 17:10515-10533 (2017)
Original Paper
Exceedances of air quality standard level of PM2.5 in Japan caused by Siberian wildfires

Presenter : Ikeda K., Tanimoto H.
Title : , Environmental Research Letters, 10:105001 (2015)

View all

Analysis of the COVID-19 Influence on Air Quality in Urban Areas of Japan Using Multiple Satellites and Ground-based Measurements

Presenter : Fujinawa T., Inomata S., Sugita T., Ikeda K., Yamaguchi M., Tanimoto H.
Title : , Atmosphere, 17(5): (2026)
The greenhouse gas observation mission with Global Observing SATellite for Greenhouse gases and Water cycle (GOSAT-GW): Objectives, conceptual framework and scientific contributions

Presenter : Tanimoto H., Matsunaga T., Someya Y., Fujinawa T., Ohyama H., Morino I., Yashiro H., Sugita T., Inomata S., Mueller A., Saeki T., Yoshida Y., Niwa Y., Saito M., Noda H., Yamashita Y., Ikeda K., Saigusa N., Machida T., Frey M., Lim H., Srivastava P., Jin Y., Shimizu A., Nishizawa T., Kanaya Y., Sekiya T., Patra P., Takigawa M., Bisht J., Kasai Y., Sato T.
Title : , Progress in Earth and Planetary Science, 12(8): (2025)
Source identification of carbon monoxide over the greater Tokyo area: Tower measurement network and evaluation of global/regional model simulations at different resolutions

Presenter : Itahashi S., Terao Y., Ikeda K., Tanimoto H.
Title : , Atmospheric Environment, 23:100284 (2024)
Shipborne observations of black carbon aerosols in the western Arctic Ocean during summer and autumn 2016-2020: impact of boreal fires

Presenter : Deng Y., Tanimoto H., Ikeda K., Kameyama S., Okamoto S., Jung J., Yoon Y.J., Yang E.J., Kang S-H.
Title : , Atmospheric Chemistry and Physics , 24(10):6339-6357 (2024)
Evaluation of black carbon concentration levels and trends in East Asia from CMIP6 climate models: Comparison to long-term observations in Japan and biases due to Chinese emissions

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F., Matsuki A.
Title : , SOLA, 19:239-245 (2023)
Evaluation of anthropogenic emissions of black carbon from East Asia in six inventories: constraints from model simulations and surface observations on Fukue Island, Japan

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F.
Title : , Environmental Science: Atmospheres (2022)
Model and Satellite Analysis of Transport of Asian Anthropogenic Pollution to the Arctic: Siberian and Pacific Pathways and Their Meteorological Controls

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Clerbaux C., Coheur P.F.
Title : , Journal of Geophysical Research: Atmospheres, 126:e2020JD033459 (2021)
Dominance of the residential sector in Chinese black carbon emissions as identified from downwind atmospheric observations during the COVID‐19 pandemic

Presenter : Kanaya Y., Yamaji K., Miyakawa T., Taketani F., Zhu C., Choi Y., Ikeda K., Tanimoto H., Yamada D., Narita D., Kondo Y., Klimont Z.
Title : , Scientific Reports, 11:23378 (2021)
FLEXPART v10.1 simulation of source contributions to Arctic black carbon

Presenter : Zhu C., Kanaya Y., Takigawa M., Ikeda K., Tanimoto H., Taketani F., Miyakawa T., Kobayashi H., Pisso I.
Title : , Atmospheric Chemistry and Physics, 20:1641-1656 (2020)
Rapid reduction in black carbon emissions from China: evidence from 2009-2019 observations on Fukue Island, Japan

Presenter : Kanaya Y., Yamaji K., Miyakawa T., Taketani F., Zhu C., Choi Y., Komazaki Y., Ikeda K., Kondo Y., Klimont Z.
Title : , Atmospheric Chemistry and Physics, 20:6339-6356 (2020)
Seasonal Response of North Western Pacific Marine Ecosystems to Deposition of Atmospheric Inorganic Nitrogen Compounds from East Asia

Presenter : Taketani F., Aita M.N., Yamaji K., Sekiya T., Ikeda K., Sasaoka K., Hashioka T., Honda M.C., Matsumoto K., Kanaya Y.
Title : , Scientific Reports, 8:9324 (2018)
Decadal shifts in wind patterns reduced continental outflow and suppressed ozone trend in the 2010s in the lower troposphere over Japan

Presenter : Okamoto S., Tanimoto H., Hirota N., Ikeda K., Akimoto H.
Title : , Journal of Geophysical Research: Atmospheres, 123: (2018)
Tagged black carbon simulations in the Arctic: Transport, source contributions, and budget

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
Title : , Atmospheric Chemistry and Physics, 17:10515-10533 (2017)
Exceedances of air quality standard level of PM2.5 in Japan caused by Siberian wildfires

Presenter : Ikeda K., Tanimoto H.
Title : , Environmental Research Letters, 10:105001 (2015)

View all

Research Result (Presentation)

all
Research Presentation
Research Lecture

Research Presentation
Impact of uncertainty in anthropogenic SLCF inventories on historical climate simulations: an evaluation using coupled atmosphere-ocean experiments

Presenter : Ikeda K., Hirota N., Shiogama H., Ogura T., Tanimoto H.
Name of Society : CACTI Workshop 2025 (2025)
Name of Proceedings : -
Research Presentation
Hindcasting simulation of global methane concentration with a Chemistry Climate Model

Presenter : Nagashima T., Chikira M., Ikeda K., Ogura T., Tanimoto H., Sekiya T., Sudo K.
Name of Society : Busan IAMAS-IACS-IAPSO Joint Assembly 2025 (2025)
Name of Proceedings : Abstract Book, 53
Research Presentation
Development of a simple NOx emission estimation method using satellite observations and a chemistry-transport model

Presenter : Yamashita Y., Niwa Y., Goto D., Yashiro H., Ikeda K., Uchida J., Saito M., Saeki T., Satoh M., Nagashima T., Liu G., Tanimoto H.
Name of Society : IWGGMS-21 (2025)
Name of Proceedings : -
Research Presentation
Estimation of NOx emission using satellite observations and a chemistry-transport model

Presenter : Yamashita Y., Niwa Y., Goto D., Yashiro H., Ikeda K., Uchida J., Saito M., Saeki T., Satoh M., Nagashima T., Liu G., Tanimoto H.
Name of Society : Symposium on High-Resolution Numerical Simulation of Atmospheric Environment between China and Japan (2025)
Name of Proceedings : Abstracts
Research Presentation
Long-term estimation of black carbon emissions in East Asia using a chemical transport model and ground-based observations

Presenter : Ikeda K.
Name of Society : Symposium on High-Resolution Numerical Simulation of Atmospheric Environment between China and Japan (2025)
Name of Proceedings : Abstracts
Research Presentation
Shipborne observations of black carbon aerosols in the western Arctic Ocean during summer and autumn 2016-2020 indicate significant influences from boreal fires

Presenter : Deng Y., Tanimoto H., Ikeda K., Kameyama S., Okamoto S., Jung J., Yoon Y.J., Yang E.J., Kang S.-H.
Name of Society : The 16th International Commission on Atmospheric Chemistry and Global Pollution (iCACGP) Symposium and 18th International Global Atmospheric Chemistry (IGAC) Science Conference (iCACGP-IGAC Conference 2024) (2024)
Name of Proceedings : -
Research Presentation
Development of an integrated modeling analysis system for inferring emissions of GHGs and SLCFs

Presenter : Niwa Y., Goto D., Yashiro H., Yamashita Y., Ikeda K., Yamada K.
Name of Society : The 1st NIES-IAP Young Scientists Symposium on Atmospheric Environment and Climate Change (2024)
Name of Proceedings : -
Research Presentation
GOSAT-GW update and validation plan

Presenter : Ohyama H., Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : NDACC/IRWG-TCCON-COCCON Annual Meeting 2024 (2024)
Name of Proceedings : -
Research Lecture
Overview of the MOEJ-funded research initiative: monitoring GHGs and SLCFs for climate change mitigation

Presenter : Niwa Y., Terao Y., Tohjima Y., Mueller A., Tanimoto H., Yamada K., Machida T., Nakaoka S., Umezawa T., Saito T., Goto D., Yashiro H., Yamashita Y., Ikeda K.
Name of Society : 21st Tripartite Presidents Meeting among NIER, CRAES and NIES (2024)
Name of Proceedings : Abstracts, 40-49
Research Lecture
Progress in the GOSAT series project and results on observation and validation by GOSAT and GOSAT-2

Presenter : Morino I., Tsutsumi Y., Ohyama H., Frey M., Tanabe T., Hori A., Yoshida Y., Someya Y., Kamei A., Saito M., Noda H., Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Inomata S., Ikeda K., Fujinawa T., Yamashita Y., Saeki T., Mueller A., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T., TCCON Partners
Name of Society : AERSS Annual meeting (2023)
Name of Proceedings : -
Research Presentation
The GOSAT-GW Satellite Mission: Potential Roles in the Asia-Oceania Region

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : AOGS 2023 20th Annual Meeting (2023)
Name of Proceedings : -
Research Presentation
The GOSAT-GW satellite mission: Potential roles in quantifying greenhouse gases and air pollutants emissions from local to global scales

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : The 28th IUGG General Assembly (2023)
Name of Proceedings : -
Research Presentation
Progress in GOSAT-GW

Presenter : Ohyama H., Morino I., Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Saito M., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : NDACC-IRWG/TCCON/COCCON Annual Meeting (2023)
Name of Proceedings : -
Research Presentation
Observation-based evaluation of East Asian black carbon emission inventories and its implications for the CMIP6 climate model simulations

Presenter : Tanimoto H., Ikeda K., Kanaya Y., Taketani F., Matsuki A.
Name of Society : 5th Atmospheric Composition and the Asian Monsoon (ACAM) workshop (2023)
Name of Proceedings : -
Research Presentation
Challenges for the GOSAT-GW satellite mission to better quantify anthropogenic emissions of greenhouse gases and air pollutants for climate policy

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Choi Y., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : 10th International Conference on Acid Deposition (2023)
Name of Proceedings : -
Research Presentation
Evaluation of black carbon simulations in CMIP6 with long-term observations in East Asia during 2009-2020

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F., Matsuki A.
Name of Society : Seventh International Symposium on Arctic Research (2023)
Name of Proceedings : Abstracts
Research Presentation
Observation of global CO2 and CH4 by GOSAT series satellites and our efforts toward observation by GOSAT-GW

Presenter : Yashiro H., Fujinawa T., Goto D., Ikeda K., Inomata S., Kamei A., Kawazoe F., Kikuchi S., Morino I., Murakami K., Niwa Y., Noda H., Ohyama H., Saeki T., Saito M., Someya Y., Sugita T., Tanimoto H., Yamashita Y., Yoshida Y., Zeng J., Matsunaga T.
Name of Society : The Workshop on Observations within the Global Greenhouse Gas Watch (GGGW) (2023)
Name of Proceedings : -
Research Presentation
Analysis of the COVID-19 influence on an air quality in urban cities in Japan with multiple satellite and ground-based measurements

Presenter : Fujinawa T., Inomata S., Sugita T., Ikeda K., Tanimoto H.
Name of Society : Joint International Atmospheric Chemistry Conference 15th iCACGP - 17th IGAC 2022 (2022)
Name of Proceedings : -
Research Presentation
The GOSAT-GW greenhouse gases observing mission: Updates

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : The 18th International Workshop on Greenhouse Gas Measurements from Space (2022)
Name of Proceedings : Abstracts
Research Lecture
Challenges for the GOSAT-GW satellite mission to better quantify anthropogenic emissions of greenhouse gases and air pollutants for climate policy

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T., LIM H., Xu H., Choi Y., Yamaguchi M., Bisht J., Nakamura A., Tran T.N.T.
Name of Society : The iCACGP-IGAC 2022 Conference (2022)
Name of Proceedings : Abstracts
Research Presentation
Scientific Targets and Policy Contributions Expected from the Observation of Greenhouse Gases and Air Pollutants by GOSAT-GW

Presenter : Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Research Presentation
Greenhouse Gas and Air Pollutant Observation by TANSO-3 onboard GOSAT-GW: One year before Launch

Presenter : Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Morino I., Yoshida Y., Saito M., Noda H., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Frey M., Saigusa N., Kanaya Y., Sekiya T., Patra K.P., Takigawa M., Kasai Y., Sato T.
Name of Society : American Geophysical Union Fall Meeting 2022 (2022)
Name of Proceedings : -
Research Presentation
Evaluation of black carbon emissions in East Asia: Comparisons of six inventories and constraints from surface observations and model simulations

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F.
Name of Society : 16th IGAC Science Conference (2021)
Name of Proceedings : Abstracts, 361
Research Presentation
Observing anthropogenic emissions of greenhouse gases and air pollutants with the GOSAT-GW satellite: Scientific targets and policy contributions

Presenter : Tanimoto H., Matsunaga T., Saigusa N., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : 2021 16th IGAC Science Conference (2021)
Name of Proceedings : -
Research Presentation
Observing anthropogenic emissions of greenhouse gases and air pollutants with the GOSAT-GW satellite: Scientific targets and policy contributions

Presenter : Tanimoto H., Matsunaga T., Saigusa N., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Kanaya Y., Sekiya T., Kasai Y., Sato T.
Name of Society : Japan Geoscience Union Meeting 2021 (2021)
Name of Proceedings : -
Research Presentation
Impact of anthropogenic emission inventories on simulations of Arctic black carbon

Presenter : Ikeda K.
Name of Society : 4th PACES Open Science Meeting (2021)
Name of Proceedings : -
Research Presentation
Model and satellite analysis of transport of Asian anthropogenic pollution to the Arctic: Siberian and Pacific pathways, and their meteorological controls

Presenter : Ikeda K.
Name of Society : Third PACES Open Science Meeting (2019)
Name of Proceedings : -
Research Lecture
Uncertainties in black carbon simulations from source regions to the Arctic

Presenter : Ikeda K.
Name of Society : CCMI Science Workshop2019 (2019)
Name of Proceedings : -
Research Lecture
Transport and Contribution of East Asian Black Carbon to the Arctic

Presenter : Ikeda K.
Name of Society : Workshop on Air Quality and Climate Research Across Scales (2019)
Name of Proceedings : -
Research Lecture
Issues and challenges in modeling ozone and aerosols in Asia: A few perspectives from resent studies

Presenter : Tanimoto H., Ikeda K., Okamoto S.
Name of Society : The 27th IUGG General Assembly (2019)
Name of Proceedings : Abstracts
Research Presentation
Persistent La Nina-like climate in 2010s reduced export from China and suppressed ozone trend in the lower troposphere over Japan

Presenter : Okamoto S., Tanimoto H., Hirota N., Ikeda K., Akimoto H.
Name of Society : 14th iCACGP Quadrennial Symposium & 15th IGAC Science Conference 2018 (2018)
Name of Proceedings : Abstracts
Research Presentation
Impacts of East Asian black carbon emissions on the Arctic climate and air quality: Contributions from anthropogenic and biomass burning sources

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Research Presentation
Model analysis of long-range transport of black carbon to the Arctic with tagged tracer simulation

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Zhu C., Taketani F.
Name of Society : EGU General Assembly 2017 (2017)
Name of Proceedings : Abstracts
Research Presentation
Changes in springtime tropospheric ozone observed at Mt. Happo, Japan: New insights for the role of Asian emissions and long-range transport

Presenter : Okamoto S., Ikeda K., Tanimoto H.
Name of Society : European Geosciences Union General Assembly 2017 (2017)
Name of Proceedings : Abstracts
Research Presentation
Multi-model comparison of marine boundary layer O3 in HTAP2 simulations with cargo ship observations in Asia-Pacific

Presenter : Ikeda K., Tanimoto H., Nagashima T., Nara H., Mukai H., Nojiri Y., Tohjima Y., Davila Y., Dong X., Emmons L.K., Flemming J., Fu J., Ghude S., Henze D.K., Jonson J.E., Lund M.T., Park R., Pierce R.B., Sudo K.
Name of Society : 14th IGAC Science Conference (2016)
Name of Proceedings : Abstracts
Research Presentation
Recent development of East Asian air quality assessment system

Presenter : Nagashima T., Morino Y., Kurokawa J., Yumimoto K., Itahashi S., Goto D., Tanimoto H., Ikeda K., Ohara T.
Name of Society : 7th International Workshop on Atmospheric Modeling Research in East Asia (2016)
Name of Proceedings : Abstracts, 14
Research Presentation
Validation of the Asian surface ozone simulated by chemical transport models

Presenter : Nagashima T., Morino Y., Tanimoto H., Ikeda K., Takami A.
Name of Society : The 13th International Conference on Atmospheric Sciences and Applications to Air Quality (ASAQ13) (2015)
Name of Proceedings : Abstracts

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Hindcasting simulation of global methane concentration with a Chemistry Climate Model

Presenter : Nagashima T., Chikira M., Ikeda K., Ogura T., Tanimoto H., Sekiya T., Sudo K.
Name of Society : Busan IAMAS-IACS-IAPSO Joint Assembly 2025 (2025)
Name of Proceedings : Abstract Book, 53
Estimation of NOx emission using satellite observations and a chemistry-transport model

Presenter : Yamashita Y., Niwa Y., Goto D., Yashiro H., Ikeda K., Uchida J., Saito M., Saeki T., Satoh M., Nagashima T., Liu G., Tanimoto H.
Name of Society : Symposium on High-Resolution Numerical Simulation of Atmospheric Environment between China and Japan (2025)
Name of Proceedings : Abstracts
Long-term estimation of black carbon emissions in East Asia using a chemical transport model and ground-based observations

Presenter : Ikeda K.
Name of Society : Symposium on High-Resolution Numerical Simulation of Atmospheric Environment between China and Japan (2025)
Name of Proceedings : Abstracts
Development of an integrated modeling analysis system for inferring emissions of GHGs and SLCFs

Presenter : Niwa Y., Goto D., Yashiro H., Yamashita Y., Ikeda K., Yamada K.
Name of Society : The 1st NIES-IAP Young Scientists Symposium on Atmospheric Environment and Climate Change (2024)
Name of Proceedings : -
GOSAT-GW update and validation plan

Presenter : Ohyama H., Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : NDACC/IRWG-TCCON-COCCON Annual Meeting 2024 (2024)
Name of Proceedings : -
The GOSAT-GW Satellite Mission: Potential Roles in the Asia-Oceania Region

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : AOGS 2023 20th Annual Meeting (2023)
Name of Proceedings : -
The GOSAT-GW satellite mission: Potential roles in quantifying greenhouse gases and air pollutants emissions from local to global scales

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : The 28th IUGG General Assembly (2023)
Name of Proceedings : -
Progress in GOSAT-GW

Presenter : Ohyama H., Morino I., Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Saito M., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : NDACC-IRWG/TCCON/COCCON Annual Meeting (2023)
Name of Proceedings : -
Observation-based evaluation of East Asian black carbon emission inventories and its implications for the CMIP6 climate model simulations

Presenter : Tanimoto H., Ikeda K., Kanaya Y., Taketani F., Matsuki A.
Name of Society : 5th Atmospheric Composition and the Asian Monsoon (ACAM) workshop (2023)
Name of Proceedings : -
Challenges for the GOSAT-GW satellite mission to better quantify anthropogenic emissions of greenhouse gases and air pollutants for climate policy

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Lim H., Xu H., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Choi Y., Yamaguchi M., Bisht J., Kasai Y., Sato T., Nakamura A.
Name of Society : 10th International Conference on Acid Deposition (2023)
Name of Proceedings : -
Evaluation of black carbon simulations in CMIP6 with long-term observations in East Asia during 2009-2020

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F., Matsuki A.
Name of Society : Seventh International Symposium on Arctic Research (2023)
Name of Proceedings : Abstracts
The GOSAT-GW greenhouse gases observing mission: Updates

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : The 18th International Workshop on Greenhouse Gas Measurements from Space (2022)
Name of Proceedings : Abstracts
Scientific Targets and Policy Contributions Expected from the Observation of Greenhouse Gases and Air Pollutants by GOSAT-GW

Presenter : Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Greenhouse Gas and Air Pollutant Observation by TANSO-3 onboard GOSAT-GW: One year before Launch

Presenter : Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Morino I., Yoshida Y., Saito M., Noda H., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Frey M., Saigusa N., Kanaya Y., Sekiya T., Patra K.P., Takigawa M., Kasai Y., Sato T.
Name of Society : American Geophysical Union Fall Meeting 2022 (2022)
Name of Proceedings : -
Evaluation of black carbon emissions in East Asia: Comparisons of six inventories and constraints from surface observations and model simulations

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Taketani F.
Name of Society : 16th IGAC Science Conference (2021)
Name of Proceedings : Abstracts, 361
Observing anthropogenic emissions of greenhouse gases and air pollutants with the GOSAT-GW satellite: Scientific targets and policy contributions

Presenter : Tanimoto H., Matsunaga T., Saigusa N., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T.
Name of Society : 2021 16th IGAC Science Conference (2021)
Name of Proceedings : -
Observing anthropogenic emissions of greenhouse gases and air pollutants with the GOSAT-GW satellite: Scientific targets and policy contributions

Presenter : Tanimoto H., Matsunaga T., Saigusa N., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Ikeda K., Someya Y., Fujinawa T., Yamashita Y., Saeki T., Kanaya Y., Sekiya T., Kasai Y., Sato T.
Name of Society : Japan Geoscience Union Meeting 2021 (2021)
Name of Proceedings : -
Impact of anthropogenic emission inventories on simulations of Arctic black carbon

Presenter : Ikeda K.
Name of Society : 4th PACES Open Science Meeting (2021)
Name of Proceedings : -
Model and satellite analysis of transport of Asian anthropogenic pollution to the Arctic: Siberian and Pacific pathways, and their meteorological controls

Presenter : Ikeda K.
Name of Society : Third PACES Open Science Meeting (2019)
Name of Proceedings : -
Persistent La Nina-like climate in 2010s reduced export from China and suppressed ozone trend in the lower troposphere over Japan

Presenter : Okamoto S., Tanimoto H., Hirota N., Ikeda K., Akimoto H.
Name of Society : 14th iCACGP Quadrennial Symposium & 15th IGAC Science Conference 2018 (2018)
Name of Proceedings : Abstracts
Model analysis of long-range transport of black carbon to the Arctic with tagged tracer simulation

Presenter : Ikeda K., Tanimoto H., Kanaya Y., Zhu C., Taketani F.
Name of Society : EGU General Assembly 2017 (2017)
Name of Proceedings : Abstracts
Changes in springtime tropospheric ozone observed at Mt. Happo, Japan: New insights for the role of Asian emissions and long-range transport

Presenter : Okamoto S., Ikeda K., Tanimoto H.
Name of Society : European Geosciences Union General Assembly 2017 (2017)
Name of Proceedings : Abstracts
Recent development of East Asian air quality assessment system

Presenter : Nagashima T., Morino Y., Kurokawa J., Yumimoto K., Itahashi S., Goto D., Tanimoto H., Ikeda K., Ohara T.
Name of Society : 7th International Workshop on Atmospheric Modeling Research in East Asia (2016)
Name of Proceedings : Abstracts, 14
Impact of uncertainty in anthropogenic SLCF inventories on historical climate simulations: an evaluation using coupled atmosphere-ocean experiments

Presenter : Ikeda K., Hirota N., Shiogama H., Ogura T., Tanimoto H.
Name of Society : CACTI Workshop 2025 (2025)
Name of Proceedings : -
Development of a simple NOx emission estimation method using satellite observations and a chemistry-transport model

Presenter : Yamashita Y., Niwa Y., Goto D., Yashiro H., Ikeda K., Uchida J., Saito M., Saeki T., Satoh M., Nagashima T., Liu G., Tanimoto H.
Name of Society : IWGGMS-21 (2025)
Name of Proceedings : -
Shipborne observations of black carbon aerosols in the western Arctic Ocean during summer and autumn 2016-2020 indicate significant influences from boreal fires

Presenter : Deng Y., Tanimoto H., Ikeda K., Kameyama S., Okamoto S., Jung J., Yoon Y.J., Yang E.J., Kang S.-H.
Name of Society : The 16th International Commission on Atmospheric Chemistry and Global Pollution (iCACGP) Symposium and 18th International Global Atmospheric Chemistry (IGAC) Science Conference (iCACGP-IGAC Conference 2024) (2024)
Name of Proceedings : -
Observation of global CO2 and CH4 by GOSAT series satellites and our efforts toward observation by GOSAT-GW

Presenter : Yashiro H., Fujinawa T., Goto D., Ikeda K., Inomata S., Kamei A., Kawazoe F., Kikuchi S., Morino I., Murakami K., Niwa Y., Noda H., Ohyama H., Saeki T., Saito M., Someya Y., Sugita T., Tanimoto H., Yamashita Y., Yoshida Y., Zeng J., Matsunaga T.
Name of Society : The Workshop on Observations within the Global Greenhouse Gas Watch (GGGW) (2023)
Name of Proceedings : -
Analysis of the COVID-19 influence on an air quality in urban cities in Japan with multiple satellite and ground-based measurements

Presenter : Fujinawa T., Inomata S., Sugita T., Ikeda K., Tanimoto H.
Name of Society : Joint International Atmospheric Chemistry Conference 15th iCACGP - 17th IGAC 2022 (2022)
Name of Proceedings : -
Impacts of East Asian black carbon emissions on the Arctic climate and air quality: Contributions from anthropogenic and biomass burning sources

Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Multi-model comparison of marine boundary layer O3 in HTAP2 simulations with cargo ship observations in Asia-Pacific

Presenter : Ikeda K., Tanimoto H., Nagashima T., Nara H., Mukai H., Nojiri Y., Tohjima Y., Davila Y., Dong X., Emmons L.K., Flemming J., Fu J., Ghude S., Henze D.K., Jonson J.E., Lund M.T., Park R., Pierce R.B., Sudo K.
Name of Society : 14th IGAC Science Conference (2016)
Name of Proceedings : Abstracts
Validation of the Asian surface ozone simulated by chemical transport models

Presenter : Nagashima T., Morino Y., Tanimoto H., Ikeda K., Takami A.
Name of Society : The 13th International Conference on Atmospheric Sciences and Applications to Air Quality (ASAQ13) (2015)
Name of Proceedings : Abstracts

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Overview of the MOEJ-funded research initiative: monitoring GHGs and SLCFs for climate change mitigation

Presenter : Niwa Y., Terao Y., Tohjima Y., Mueller A., Tanimoto H., Yamada K., Machida T., Nakaoka S., Umezawa T., Saito T., Goto D., Yashiro H., Yamashita Y., Ikeda K.
Name of Society : 21st Tripartite Presidents Meeting among NIER, CRAES and NIES (2024)
Name of Proceedings : Abstracts, 40-49
Progress in the GOSAT series project and results on observation and validation by GOSAT and GOSAT-2

Presenter : Morino I., Tsutsumi Y., Ohyama H., Frey M., Tanabe T., Hori A., Yoshida Y., Someya Y., Kamei A., Saito M., Noda H., Matsunaga T., Tanimoto H., Sugita T., Yashiro H., Inomata S., Ikeda K., Fujinawa T., Yamashita Y., Saeki T., Mueller A., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T., TCCON Partners
Name of Society : AERSS Annual meeting (2023)
Name of Proceedings : -
Challenges for the GOSAT-GW satellite mission to better quantify anthropogenic emissions of greenhouse gases and air pollutants for climate policy

Presenter : Tanimoto H., Matsunaga T., Sugita T., Yashiro H., Morino I., Saito M., Ohyama H., Inomata S., Ikeda K., Someya Y., Fujinawa T., Yoshida Y., Yamashita Y., Mueller A., Frey M., Saeki T., Saigusa N., Kanaya Y., Sekiya T., Patra P., Takigawa M., Kasai Y., Sato T., LIM H., Xu H., Choi Y., Yamaguchi M., Bisht J., Nakamura A., Tran T.N.T.
Name of Society : The iCACGP-IGAC 2022 Conference (2022)
Name of Proceedings : Abstracts
Uncertainties in black carbon simulations from source regions to the Arctic

Presenter : Ikeda K.
Name of Society : CCMI Science Workshop2019 (2019)
Name of Proceedings : -
Transport and Contribution of East Asian Black Carbon to the Arctic

Presenter : Ikeda K.
Name of Society : Workshop on Air Quality and Climate Research Across Scales (2019)
Name of Proceedings : -
Issues and challenges in modeling ozone and aerosols in Asia: A few perspectives from resent studies

Presenter : Tanimoto H., Ikeda K., Okamoto S.
Name of Society : The 27th IUGG General Assembly (2019)
Name of Proceedings : Abstracts

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IKEDA Kohei

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