We thank the following people for helping us cross-check the Snapshot Japan data.

2025
Takahiro Izumi (Tokyo University of Agriculture and Technology), Kayoko Okitsu (Tokyo University of Agriculture and Technology), Nanae Kato, Yui Sakai (Tokyo University of Agriculture and Technology), Haruya Suzaki (Tokyo University of Agriculture and Technology), Daichi Takase (Hokkaido University), Konatsu Nakayama (Hokkaido University), Ryo Matsuoka (The University of Tokyo), Nozomi Matsumoto (The University of Tokyo), Yumeko Moriya, Taichi Yabuki (Nihon University), Gota Yajima (Nihon University)

2024
Kayoko Okitsu (Tokyo University of Agriculture and Technology), Suzu Ogasawara (Tokyo University of Agriculture and Technology), Yui Sakai (Tokyo University of Agriculture and Technology), Haruya Suzaki (Tokyo University of Agriculture and Technology), Daichi Takase (Hokkaido University), Katsushi Nakata (Nansei Environmental Laboratory Co., Ltd.), Konatsu Nakayama (Hokkaido University), Naoto Habutsu (Tokyo University of Agriculture and Technology), Ryo Matsuoka (The University of Tokyo), Nozomi Matsumoto (The University of Tokyo), Chiharu Moriguchi (Tokyo University of Agriculture and Technology), Yumeko Moriya, Taichi Yabuki (Nihon University), Tomoya Watanuki (Tokyo University of Agriculture and Technology)

2023
Suzu Ogasawara (Tokyo University of Agriculture and Technology), Naoto Habutsu (Tokyo University of Agriculture and Technology), Ryo Matsuoka (The University of Tokyo), Nozomi Matsumoto (The University of Tokyo), Chiharu Moriguchi (Tokyo University of Agriculture and Technology), Yumeko Moriya, Taichi Yabuki (Nihon University), Gota Yajima (Nihon University)