| 2001 -- 2003 | the Japan Society for Fuzzy Theory and Intelligent Informatics | Manager of the Japan Society for Fuzzy Theory and Intelligent Informatics, Kanto Chapter |
| 2001-01 -- 2003-12 | Japanese Society of Computational Statistics | Director of Public Information Committee for the Japanese Society of Computational Statistics |
| 2003-01 -- 2004-01 | International Journal of Hybrid Intelligent Systems | Member of Editorial Board for the International Journal of Hybrid Intelligent Systems |
| 2003 -- 2005 | Japanese Society of Computational Statistics | Member of the Public Information Committee |
| 1997 -- 2000 | Japanese Society of Computational Statistics | Member of the Public Information Committee |
| 2004-01 -- 2005-12 | International Conference on Hybrid Intelligent Systems | Member of Program Committee for International Conference on Hybrid Intelligent Systems |
| 2004-01 -- 2005-12 | the International Conference on Machine Learning and Cybernetics | Member of the Program Committee for the International Conference on Machine Learning and Cybernetics |
| 2004 -- 2005 | Modeling Decisions for Artificial Intelligence | Local Organizing Committee Chair in Modeling Decisions for Arti cial Intelligence (MDAI2005) |
| 2006 -- (current) | Artificial Neural Networks in Engineering (ANNIE) Conference | Member of Arti cial Neural Networks in Engineering (ANNIE) Conference Best Novel Smart Engineering System Design Paper Committee |
| 2006 -- (current) | International Journal on Intelligent Decision Technologies | Associate Editor of International Journal on Intelligent Decision Technologies, IOS press |
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