- 2008-Present: Editor-in-Chief of the Ichthyological Society of Japan
- 2004-2007: Managing Editor of the Ichthyological Society of Japan
- 2002-2005: Secretary of the Union of Japanese Societis for Natural History
- 1999-2007: Executive committee member of the Union of Japanese Societies for Natural History
- 1999-Present: Councillor of the Ichthyological Society of Japan
- 1998-Present: Editor of the Ichthyological Society of Japan
- 1996-1997: Secretary of the Ichthyological Society of Japan