International Activities
2018 –2022 Vice President of SCOR (Scientific Committee on Oceanic Research)
2015 – Nominated Member of SCOR (from Japan)
2020 – 2022 Geochemical Society Nominations Committee, member
2015 – 2017 Geochemical Society F.W. Clarke Award Committee, member
2006 – 2017 Data Management Committee of International GEOTRACES program, member
2012 – Advisory Panel for a CREAMS/PICES Program in East Asian Marginal Seas, member
2012 – Scientific Committee Member, Key Laboratory of Theoretical and Applied Marine Chemistry of the Ministry of Education, Ocean University of China
2006 – 2011 International Scientific Steering Committee for the GEOTRACES, Member/Associate member
2009 External Review Committee of the School of Earth and Environmental Sciences,
Seoul National University
2007 – China-GEOTRACES working group, oversea associate member
2006 Oversea panel member for NSF-China
2004 – 2006 GEOTRACES Planning Group, Associate member
National Activities
2017 – IOC Sub-Commission for the Western Pacific (WESTPAC),
Domestic Advisory Group Member
2017 – JOS Newsletter, Editorial Board Member
2018 – 2022; 2016 – 2017; 2006 – 2007 Councilor of the Geochemical Society of Japan
2019 – 2022 Councilor of the Oceanographic Society of Japan
2015 – Member of Science Council of Japan
- Vice Chair/Secretary, Japanese National Committee for SCOR
- Secretary, FE-WCRP (from 2018); IWD Section
2020 – Secretary, Human Geosciences Section
2014 – International EMECS Center, Scientific & Policy Committee Members
Professional Societies
American Geophysical Union (life member)
The Oceanography Society
Geochemical Society
The Oceanographic Society of Japan
The Geochemical Society of Japan
Japan Geoscience Union Japanese Association of Groundwater Hydrology