The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Kyoichi Otsuki sits on this spectrum.
This scientist: 218 publications — 70th percentile
70% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 687 publications or more.
The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Kyoichi Otsuki sits on this spectrum.
This scientist: 39 D-Index — 15th percentile
15% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 125 D-Index or more.
Kyoichi Otsuki is affiliated with Kyushu University in Japan and has contributed extensively to research in environmental science and agricultural and biological sciences. Their work spans numerous subfields, including global and planetary change, soil science, water science and technology, nature and landscape conservation, and plant science.
The scientist's research topics mainly revolve around plant water relations and carbon dynamics, soil erosion and sediment transport, hydrology and watershed management studies, forest ecology and management, hydrology and sediment transport processes, tree-ring climate responses, and tree root and stability studies.
Among their recent published papers are:
Their frequent co-authors include Seonghun Jeong, Norikazu Yamanaka, Sheng Du, Ayumi Katayama, and Masaaki Chiwa. These collaborations reflect an ongoing partnership with researchers contributing to overlapping areas of expertise.
Otsuki has published multiple articles in journals such as Forests, Ecohydrology, Forest Ecology and Management, Agricultural Water Management, and Journal of Hydrology. These venues confirm a consistent focus on environmental and hydrological sciences.
Sheng Du;Yi Long Wang;Tomonori Kume;Jian Guo Zhang
Yoshinobu Sato;Tomo'omi Kumagai;Atsushi Kume;Kyoichi Otsuki
Ryunosuke Tateno;Naoko Tokuchi;Norikazu Yamanaka;Sheng Du
James M. Vose;Ge Sun;Chelcy R. Ford;Michael Bredemeier
Tomo ' omi Kumagai;Makiko Tateishi;Takanori Shimizu;Kyoichi Otsuki
Unknown
Tomo'omi Kumagai;Sayaka Aoki;Takanori Shimizu;Kyoichi Otsuki
Tomo ' omi Kumagai;Sayaka Aoki;Hisami Nagasawa;Tetsuya Mabuchi
Ayumi Katayama;Tomonori Kume;Hikaru Komatsu;Mizue Ohashi
Hirokazu Haga;Tomo'omi Kumagai;Kyoichi Otsuki;Shigeru Ogawa
Makiko Tateishi;Tomo’omi Kumagai;Yasuhiro Utsumi;Toshihiro Umebayashi
Tomo ' omi Kumagai;Hisami Nagasawa;Tetsuya Mabuchi;Shigeru Ohsaki
Tomonori Kume;Kenji Tsuruta;Hikaru Komatsu;Tomo'omi Kumagai
Hikaru Komatsu;Tomonori Kume;Kyoichi Otsuki
Yoshinori Shinohara;Kenji Tsuruta;Akira Ogura;Fumikazu Noto
Tomonori Kume;Kyoichi Otsuki;Sheng Du;Norikazu Yamanaka
Hikaru Komatsu;Yoshinori Shinohara;Tomonori Kume;Kyoichi Otsuki
Hikaru Komatsu;Eiichi Maita;Kyoichi Otsuki
Tomonori Kume;Yuka Onozawa;Hikaru Komatsu;Kenji Tsuruta
Hikaru Komatsu;Yuka Onozawa;Tomonori Kume;Kenji Tsuruta
Hikaru Komatsu;Hikaru Komatsu;Yuka Onozawa;Tomonori Kume;Kenji Tsuruta
Tomo'omi Kumagai;Sayaka Aoki;Kyoichi Otsuki;Yasuhiro Utsumi
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