"土屋正史，内田 裕，北橋 倫，中嶋亮太，横川太一，藤原 義弘，矢吹 彬憲，土田真二，古島 靖夫，生田 哲朗，Lindsay Dhugal，藤倉克則，丸本幸治，多田雄哉，武内章記，岡部宣章，川口大樹，豊田 栄，川島彰悟，板井啓明，岩田 忠久，中田 晴彦，Nurlatifah，川村喜一郎，中野健吾，藤元 明，KM20-08/-09/-11乗船者一同","海洋汚染物質の実態把握と海洋生態系への影響評価 KM20-08, -09, -11航海概要","海と地球のシンポジウム2021（オンライン）",,,,,,2021,Dec.
"Zhenxing Xu,Shohei Hattori,Yoko Masuda,Hideomi Itoh,Sakae Toyoda,Naohiro Yoshida,Keishi Senoo","Isotopomer evidence for nitrate reductase as a key enzyme for N2O production in DNRA process","8th synposium of bio/organicgeochemistry",,,,,,2021,Nov.
"菅原敏,青木周司,森本真司,本田秀之,石戸谷重之,後藤大輔,梅澤拓,長谷部文雄,石島健太郎,飯嶋一征,福家英之,吉田哲也,青木周司,森本真司,本田秀之,中澤高清,豊田栄,石戸谷重之,後藤大輔,梅澤拓,長谷部文雄,石島健太郎,飯嶋一征,福家英之,吉田哲也","クライオサンプリングによる成層圏大気の長期観測と今後の展開","大気球シンポジウム2021（オンライン）",,,,,,2021,Nov.
"石戸谷重之，菅原敏，青木周司，森本真司，本田秀之，豊田栄，遠嶋康徳，後藤大輔，石島健太郎，長谷部文雄，丹羽洋介，青木伸行，村山昌平，飯島一征，吉田哲也","成層圏大気重力分離と空気年齢の新たな応用 ー海洋貯熱量変動評価における重要性ー","大気球シンポジウム2021（オンライン）",,,,,,2021,Nov.
"杉本颯馬,豊田栄,山田桂太","大気中微量水素の安定同位体比測定法開発","大気化学討論会（オンライン）",,,,,,2021,Nov.
"梅澤拓,丹羽洋介,斉藤拓也,齋藤尚子,豊田栄","大気化学の将来構想：温室効果気体とオゾン層破壊物質","大気化学討論会（オンライン）",,,,,,2021,Nov.
"Zhenxing Xu,Yoko Masuda,Hideomi Itoh,Shohei Hattori,Sakae Toyoda,Naohiro Yoshida,Keishi Senoo","Nitrate reductase is a key enzyme for N2O production in DNRA process","日本微生物生態学会第34回大会（オンライン）",,,,,,2021,Nov.
"伊左治雄太,吉川知里,小川奈々子,松本和彦,眞壁明子,豊田栄,石川尚人,小川浩史,斎藤宏明,本多牧生,大河内直彦","クロロフィル色素の窒素同位体比分析による東インド洋植物プランクトンの窒素源解析","日本地球化学会年会",,,,,,2021,Sept.
"Sakae Toyoda,Tomoya Matsui,Tatsuro Hirane,Taketomo Fujiwara,Naohiro Yoshida","Response of N2O production by oceanic nitrifying bacteria to acidification","International Conference on Nitrification (online)",,,,,,2021,July
"豊田栄,水野勉,後藤大輔,森本真司","南極昭和基地における大気中N2O同位体比の経年変化","日本地球惑星科学連合大会2021（オンライン）",,,,,,2021,June
"Wei Wei,Kazuo Isobe,Yutaka Shiratori,Midori Yano,Sakae Toyoda,Keisuke Koba,Naohiro Yoshida,Haoyang Shen,Keishi Senoo","Revisiting the involvement of ammonia oxidizers and denitrifiers in nitrous oxide emission from cropland soils",,"Environmental Pollution",,"Vol. 287",,,2021,June
"Sambit Ghosh,Sakae Toyoda,Jinho Ahn,Youngjoon Jang,Naohiro Yoshida","Understanding the evolution of atmospheric nitrous oxide over the last century from the stable isotopes of the firn air at Styx Glacier, East Antarctica","EGU General Assembly 2021: Virtual",,,,,,2021,Apr.
"Sakae Toyoda,Takahito Kakimoto,Kushi Kudo,Naohiro Yoshida,Daisuke Sasano,Naohiro Kosugi,Masao Ishii,Sohiko Kameyama,Mahomi Inagawa,Hisayuki Yoshikawa-Inoue,Shigeto Nishino,Akihiko Murata,Shigeyuki Ishidoya,Shinji Morimoto","Distribution and Production Mechanisms of N2O in the Western Arctic Ocean",,"Global Biogeochemical Cycles",,"Vol. 35",,,2021,Mar.