| -- (現在) | | Chair of Best Paper Committee, ANNIE2009 |
| -- (現在) | | |
| 2001 -- 2003 | 日本計算機統計学会 | 広報理事 |
| 2001 -- 2003 | 日本知能情報ファジィ学会 | 関東支部幹事 |
| 1999 -- (現在) | 日本分類学会 | 運営委員会委員 |
| 1998 -- 2000 | Institute of Electrical and Electronics Engineers (IEEE) | Member of the Administration Committee for IEEE Systems, Man & Cybernetics Society |
| 1998 -- 1998 | Institute of Electrical and Electronics Engineers (IEEE) | Vice Program Chair in the IEEE International Conference on Systems, Man and Cybernetics |
| 1998 -- 1998 | | Publicity Chair in the Second International Conference on Knowledge-based Intelligent Electronic Systems |
| 1997 -- 1999 | | Member of Editorial Board for the International Journal of Knowledge-based Intelligent Engineering Systems |
| 2011 -- (現在) | | Vice Chair of the Fuzzy Systems Technical Committee (FSTC) of the IEEE Computational Intelligence Society |
| さらに表示... |