| 2011-01 -- (現在) | Manager in Japanese Classi cation Society | Manager in Japanese Classi cation Society |
| 2001-01 -- (現在) | Member of the IAOR Committee in the Operations Research Society of Japan | Member of the IAOR Committee in the Operations Research Society of Japan |
| 2004-01 -- (現在) | IEEE Senior Member | IEEE Senior Member |
| 2006-01 -- (現在) | Member of International Program Committee at KES | Member of International Program Committee at KES |
| 2006-01 -- (現在) | Associate Editor of Neurocomputing, Elsevier, Netherlands | Associate Editor of Neurocomputing, Elsevier, Netherlands |
| 2007-01 -- (現在) | Member of International Society of Management Engineers | Member of International Society of Management Engineers |
| 2007-01 -- (現在) | Regional Editor of International Journal on Intelligent Decision Technologies, IOS press, Netherlands | Regional Editor of International Journal on Intelligent Decision Technologies |
| 2007-01 -- 2024-02 | Editor in Chief of International Journal of Knowledge Engineering and Soft Data Paradigms, Inderscience Publishers, UK | Editor in Chief of International Journal of Knowledge Engineering and Soft Data Paradigms |
| 2009-01 -- (現在) | Member of IEEE Women in Computational Intelligence Committee | Member of IEEE Women in Computational Intelligence Committee |
| 2011 -- (現在) | Member of the Steering Committee in Japanese Classi cation Society | Member of the Steering Committee |
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