Yoko Ohtomo

J-GLOBAL         Last updated: Aug 22, 2019 at 12:56
Yoko Ohtomo
Yoko Ohtomo
Faculty of engineering, Hokkaido University
Job title
Postdoctral fellow (SPD, JSPS)
Ph.D.(Tohoku University. Japan)
Research funding number

Research Areas


Academic & Professional Experience

Nov 2017
Assistant Professor, Division of Sustainable Resources Engineering, Cooperative Program for Resources Engineering, Faculty of engineering, Hokkaido University
Apr 2015
Oct 2017
Postdoctral fellow (SPD, JSPS), Faculty of engineering, Hokkaido University
Apr 2011
Mar 2015
Post-doctoral researcher, Kochi Institute for Core Sample Research, JAMSTEC


Mar 2011
Division of Earth and Planetary Materials Science, Graduate School of Science,, Tohoku University, Japan

Published Papers

Magmatic-hydrothermal processes associated with rare earth element enrichment in the Kangankunde Carbonatite Complex, Malawi.
Chikanda, F., Otake, T., Ohtomo, Y., Ito, A., Yokoyama, T. D. and Sato, T.
Minerals   9(442)    Jul 2019   [Refereed]
Ijiri, A.,Inagaki, F., Kubo, Y., Adhikari, R. R., Hattori, S., Hoshino, T., Imachi, H., Kawagucci, S., Morono, Y., Ohtomo, Y., Ono, S., Sakai, S., Takai, K., Toki, T., Wang, D. T., Yoshinaga, M. Y., Arnold, G. L., Ashi, J., Case, D. H., Feseker, T., Hinrichs, K.-U., Ikegawa, Y., Ikehara, M., Kallmeyer, J., Kumagai, H., Lever, M. A., Morita, S., Nakamura, K., Nakamura, Y., Nishizawa, M., Orphan, V. J., Røy, H., Schmidt, F., Tani, A., Tanikawa, W., Terada, T., Tomaru, H., Tsuji, T., Tsunogai, Y., Yamaguchi, Y. T. & Yoshida, N.
Science Advances   4(6)    Jun 2018   [Refereed]
Tanikawa, W., Ohtomo, Y., Snyder, G., Morono, Y., Kubo, Y., Iijima, Y., Noguchi, T., Hinrichs, K.-U. & Inagaki, F.
Proceedings of the Integrated Ocean Drilling Program   337    2018   [Refereed]
Mishima. S., Ohtomo, Y. & Kakegawa, T.
Origins of Life and Evolution of Biospheres   46(2) 247-271   Jun 2016   [Refereed]
Yoko Ohtomo, Akira Ijiri, Yuki Morono, Yojiro Ikegawa, Hiroshi Suenaga, David Case, Hideaki Machiyama, Fujio Yamamoto, Shusaku Goto, Tatsuhiro Fukuba, Makoto Nagasawa, Masamitsu Matsumoto, Fumio Inagaki
JAMSTEC Report of Research and Development   20    Mar 2015   [Refereed]


Contrast occurrence of banded iron formation in western part of Isua Spracrustal Belt, Greenland.
Ohtomo, Y. & Kakegawa, T.
Geochimica et Cosmochimica Acta   72 A702   2008
Geochemistry and TEM observation of graphite in 3.8 Ga metasedimentary rocks in Isua Supracrustal Belt.
Ohtomo, Y. & Kakegawa, T.
Geochimica et Cosmochimica Acta   71 A735   2007
Geological study of carbonatization of the 3.8 Ga Isua spracrustal Belt and abiological graphite generation.
Ohtomo, Y. & Kakegawa, T.
Proceedings of the Second International Workshop, Water Dynamics   1 217-218   2004
Heavy metal enrichment in Archean carbon-rich samples: Hint to early carbon-metal compounds for enzyme formation?
Kakegawa, T., Ohtomo, Y., Nakazawa, H. & Rosing, M.
Geochimica et Cosmochimica Acta   68 A799   2004

Conference Activities & Talks

Micro to nanostructures of carbonaceous materials in 3.2 Ga banded iron formations, Moodies Group, Barberton Greenstone Belt, South Africa
Ohtomo, Y., Nakajima, R., Otake, T., Kakegawa, T and Sato, T.
Goldschmidt Conference, Boston, USA   17 Aug 2018   
Nano-scale observation of Cr-bearing spinel synthesized in a seafloor hydrothermal condition
Nishikata, M., Ohtomo, Y., Otake, T., Kimura, Y., Kawamoto, D and Sato, T.
Goldschmidt Conference, Boston, USA   15 Aug 2018   
Micro to nanoscale observations of carbonaceous matters in 3.2 Ga Banded iron formations, Sheba Gold mine, Moodies Group, Barberton Greenstone Belt and 3.7 Ga schist, Isua Supracrustal Belt.
Ohtomo, Y., Nakajima, R., Otake, T. & Kakegawa.
Goldschmidt Conference   Aug 2017   
Petrographic and geochemical characteristics of monazite and zircon associated with biogenic graphite in > 3.7 Ga metasedimentary rocks, Isua Supracrustal Belt, West Greenland.
Ohtomo, Y., Kato, T. & Otake, T.
Goldschmidt Conference, Yokohama   29 Jun 2016   
Biosignature recorded in geochemical correlations between organic matter and Fe-bearing minerals in 3.2Ga banded iron formations, Barberton Greenstone Belt, South Africa
Yoko Ohtomo
Goldschmidt Conference, Yokohana   29 Jun 2016   

Research Grants & Projects

Japan society for promortion of science: Grant-in-Aid for Young Scientists
Project Year: Apr 2019 - Mar 2022    Investigator(s): Yoko Ohtomo
Japan society for promotion of science: Grant-in-Aid for Scientific Research (B)
Project Year: Apr 2019 - Mar 2021
Japan mining industory association: Experimental research grant
Project Year: Apr 2019 - Mar 2021    Investigator(s): Yoko Ohtomo