Shinshu University President and Trustees Trustee in charge of Student Affairs, University Regulations
Committee career (3):
1997 - 2003 日本地質学会 評議員
1993 - 2003 日本第四紀学会 評議員
1986 - 1988 地学団体研究会 会長
Association Membership(s) (6):
The Association for the Geological Collaboration in Japan
, Japan Association for Quaternary Research
, The Geological Society of Japan
, The Japan Landslide Society
, Japan Society of Engineering Geology
, Japan Society for Natural Disaster Science