| 2011-01 -- (current) | Manager in Japanese Classication Society | Manager in Japanese Classication Society | 
| 2001-01 -- (current) | 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 -- (current) | IEEE Senior Member | IEEE Senior Member | 
| 2006-01 -- (current) | Member of International Program Committee at KES | Member of International Program Committee at KES | 
| 2006-01 -- (current) | Associate Editor of Neurocomputing, Elsevier, Netherlands | Associate Editor of Neurocomputing, Elsevier, Netherlands | 
| 2007-01 -- (current) | Member of International Society of Management Engineers | Member of International Society of Management Engineers | 
| 2007-01 -- (current) | 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 -- (current) | Member of IEEE Women in Computational Intelligence Committee | Member of IEEE Women in Computational Intelligence Committee | 
| 2011 -- (current) | Member of the Steering Committee in Japanese Classication Society | Member of the Steering Committee | 
| more... |