Kumamoto Yuichiro

クマモトユウイチロウ | Kumamoto Yuichiro

Affiliation and department：
Job title： Senior Researcher

Research field (1)： Environmental dynamics

Research keywords (5)： Ocean circulation , Chemical tracer , Radiocesium , Radiocarbon (14C) , Japan Sea

Research theme for competitive and other funds (18)：

2023 - 2025 放射性物質をトレーサとする北極海における海水循環の研究
2022 - 2023 放射性セシウムをトレーサとする北極海における海水循環の研究
2020 - 2022 Estimate of the meridional circulation of the subtropical mode water in the North Pacific by means of radiocesium
2019 - 2022 Study on bottom water circulation in the Japan Sea by means of radiocesium and radiostrontium
2020 - 2021 セシウム137を用いた日本海深層水の循環に関する研究

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Papers (80)：

Mutsuo Inoue, Kaisei Mashita, Hayata Mitsunushi, Seiya Nagao, Yuichiro Kumamoto. Unique transport paths of 137Cs from the Indian to Southern Oceans. Marine Pollution Bulletin. 2024. 201
Yuichiro Kumamoto, Yasunori Hamajima, Shigeto Nishino, Mutsuo Inoue, Hisao Nagai, Hiroyuki Matsuzaki, Takeyasu Yamagata, Akihiko Murata, Takashi Kikuchi. Temporal changes in iodine-129 and radiocesium in the Canada Basin in the Arctic Ocean between 1993 and 2020. Polar Science. 2024. 41
Yuichiro Kumamoto. Radiocarbon as a tracer for ocean circulation. 2023
Yuichiro Kumamoto, Michio Aoyama, Yasunori Hamajima, Mutsuo Inoue, Shigeto Nishino, Takashi Kikuchi, Akihiko Murata, Kazutoshi Sato. Fukushima-derived radiocesium in the western subarctic area of the North Pacific Ocean, Bering Sea, and Arctic Ocean in 2019 and 2020. Journal of Environmental Radioactivity. 2022. 251-252
Yuichiro Kumamoto, Michio Aoyama, Yasunori Hamajima, Hisao Nagai, Takeyasu Yamagata, Akihiko Murata. Zonal and vertical transports of Fukushima-derived radiocesium in the subarctic gyre of the North Pacific until 2014. Journal of Environmental Radioactivity. 2022. 247

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MISC (16)：

熊本雄一郎, 本多牧生. 海水観測調査の技術発展史. 海洋科学技術センター海洋研究開発機構創立50周年記念誌. 2022. 146-149
Yuichiro Kumamoto. Oxygen. WHP I08N REVISIT/I07S IN 2019/2020 DATA BOOK (ISBN 9784901833479). 2021. 53-58
Yuichiro Kumamoto. Oxygen. WHP P17E REVISIT IN 2017 DATA BOOK (ISBN 9784901833448). 2019. 59-63
Yuichiro Kumamoto. Oxygen. WHP I10 REVISIT IN 2015 DATA BOOK (ISBN 9784901833356). 2018. 46-49
Yuichiro Kumamoto. Oxygen. WHP P01 REVISIT IN 2014 DATA BOOK (ISBN 9784901833226). 2017. 62-66

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Books (7)：

Radionuclides in the Marine Environment Scientific view on the Fukushima Dai-ichi Nuclear Power Station Accident by 7 oceanographers
2023 ISBN:9784904074770
Radionuclides in the Marine Environment Scientific view on the Fukushima Dai-ichi Nuclear Power Station Accident by 7 oceanographers
2023 ISBN:9784904074770
Behavior of Radionuclides in the Environment III Fukushima
Springer 2022 ISBN:9789811667985
Guideline of Ocean Observations Volume 3 Seawater Anaysis I (Dissolved Substances)
The Oceanographic Society of Japan. 2020 ISBN:9784908553677
Guideline of Ocean Observations Volume 3 Seawater Analysis I (Dissolved Substances)
The Oceanographic Society of Japan 2020 ISBN:9784908553677

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Lectures and oral presentations (178)：

2007年から2021年の北太平洋亜寒帯域(WOCE-P01 line)における炭素14及び炭素13同位体比の時間変化
(第24回AMSシンポジウム 2024)
化学トレーサとしての海洋放射能研究
(日本海洋学会2023年度秋季大会シンポジウム 2023)
放射性ヨウ素/放射性セシウム比を用いた北極海の海水循環研究
(日本海洋学会2023年度秋季大会 2023)
放射性セシウムと放射性ヨウ素を用いた北極海の海水循環研究
(日本放射化学会第67回討論会 2023)
Temporal changes in carbon-14 and carbon-13 ratios in the Pacific section of the Southern Ocean (WOCE-P17S line) between 1992 and 2017
(2022)

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Education (5)：

1990 - 1995 Hiroshima University Graduate School of Biosphere Science
1986 - 1990 Hiroshima University School of Integrated Arts and Sciences
1983 - 1986 Yasufuruichi High School
1980 - 1983 Ochiai Junior High School
1974 - 1980 Kuchita Elementary School

Work history (4)：

1997/10 - 現在 Japan Agency for Marine-Earth Science and Technology Senior Researcher
2004/04 - 2005/03 School of Oceanography, University of Washington Visiting Researcher
1997/03 - 1997/09 Japan Agency for Marine-Earth Science and Technology Post-doctoral fellow
1994/10 - 1997/02 National Institute for Environmental Studies Post-doctoral fellow

Committee career (4)：

2021/06 - 現在公益財団法人日本分析センター原子力艦放射能調査結果評価委員会
2019/04 - 現在日本海洋学会海洋観測ガイドラインワーキンググループ
2018/06 - 現在日本学術会議総合工学委員会原子力安全に関する分科会原発事故による環境汚染調査に関する検討小委員会
2010/10 - 現在日本学術会議地球惑星科学委員会SCOR分科会GEOTRACES小委員会委員

Awards (1)：

1994/03 - 広島大学岡本賞瀬戸内海の海洋表層における二酸化炭素分圧と炭素フラックスに関する研究

Association Membership(s) (4)：

The Japanese Society of Accelerator Mass Spectrometry Research , The Japan Society for Analytical Chemistry , The Geochemical Society of Japan , The Oceanographic Society of Japan

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