Academic Activities
| (1) | 1986/8 | Chair, National Conference of IC-CAD(Integrated Circuit-Computer Aided Design) for Young Scientists |
| (2) | 1988/4 | Member, Information Processing Society of Japan |
| (3) | 1992/4 | Member, Artificial Intelligence Society of Japan |
| (4) | 1993/5 | President(1993-1995), director,The Association for Chinese Scientists in Japan |
| (5) | 1993/6 | Member, The Asia-Pacific Association for Machine Translation |
| (6) | 1994/4 | Member, The Association for Natural Language Processing |
| (7) | 1995/3 | Chair, International Conference for Young Sino-Japanese Scientists'95 |
| (8) | 1995/4 | Member, LASSO（Linguistic Association of the Southwest, USA） |
| (9) | 1996/4 | Editor-in- Chief, Journal of Science and Technology |
| (10) | 1996/6 | Member, The Chinese and Oriental Languages Information Processing Society |
| (11) | 1996/6 | Editor, International Journal COLIPS |
| (12) | 1996/7 | Vice President（1996-1998）, Chinese Academy of Science and Engineering in Japan |
| (13) | 1997/4 | Member, ACL(The Association for Computational Linguistics，USA) |
| (14) | 1998/4 | Area Editors-in-Chief , International Journal of INFORMATION |
| (15) | 1998/11 | International Conference on Chinese Information Processing, Member of Program Committee |
| (16) | 1999/1 | Member, IASTED(The International Association of Science and Technology for Development，USA) |
| (17) | 1999/1 | Member, IEEE Computer Society（USA） |
| (18) | 1999/1 | Member, SPIE(The International Society for Optical Engineering，USA) |
| (19) | 1999/1 | Editor of special issue on Machine Translation of International Journal of Communications of COLIPS |
| (20) | 1999/6 | Chair, International Conference on Machine Translation & Computer Language Information Processing, Chair of the Program Committee |
| (21) | 1999/7 | International Conference on Scientific and Engineering Computing for Young Chinese Scientists，Member of the Scientific Committee, Session Chair |
| (22) | 1999/8 | Editor of special issue on Data Mining and Natural Language Processing of International Journal of Information |
| (23) | 1999/9 | Member of ORGANIZING COMMITTEE, 1999 CASEJ Symposium of Japanese-Chinese Young Scientists |
| (24) | 2000/7 | Parallel and Distributed Methods for Image Processing IV (AM205), SPIE's International Symposium on Optical Science and Technology, Program Committee, Session Chair |
| (25) | 2000/7 | Third IASTED International Conference, Artificial Intelligence and Soft Computing, International Program Committee, Session Chair |
| (26) | 2000/10 | The committee for ACL 2000 |
| (27) | 2000/10 | The program committee of International Conference on Chinese Language Processing |
| (28) | 2000/10 | Chair, International Conference on Information'2000, Chair of the Organizing COMMITTEE |
| (29) | 2000/10 | 2000 IEEE International Conference on Systems, Man, and Cybernetics, Chair of SESSION: Systems Analysis |
| (30) | 2001/5 | IASTED International Conference: Artificial Intelligence and Soft Computing INTERNATIONAL PROGRAM COMMITTEE |
| (31) | 2001/7 | President, director, Chinese Academy of Science and Engineering in Japan |
| (32) | 2001/10 | IEEE International Conference on Systems, Man, and Cybernetics, SMC-NLP2001, Program Committee |
| (33) | 2001/10 | Chair, IEEE International Workshop on Natural Language Processing and Knowledge Engineering, Chair of Program Committee |
| (34) | 2001/10 | Vice Chair, The 4th Conference of Young Scientists, Vice Chair of Program Committee |
| (35) | 2001/11 | International Conference on Chinese Computing 2001, Program Committee |
| (36) | 2002/2 | CICLing-2002: 3rd International Conference on Intelligent Text Processing and Computational Linguistics, Program Committee |
| (37) | 2002/7 | Chair, International Conference on Information: Information-2002, Chair of Program Committee |
| (38) | 2002/7 | The IASTED International Conference "Artificial Intelligence & Soft Computing, ASC-2002 INTERNATIONAL PROGRAM COMMITTEE |
| (39) | 2002/9 | 2002 International Workshop on Natural Language and Information Systems, International Conference on Database and Expert Systems Applications, Program Committee |
| (40) | 2002/10 | Chair of Program Committee, IEEE International Symposium on Natural Language Processing and Knowledge Engineering |
| (41) | 2003/6 | International Coordinating Committee on Speech Databases and Speech I/O System Assessment |
| (42) | 2003/2 | CICLing-2003, Fourth International Conference on Intelligent Text Processing and Computational Linguistics |
| (43) | 2003/6 | Program Committee, The 17th Pacific Asia Conference on Language, Information and Computation |
| (44) | 2003/8 | INTERNATIONAL PROGRAM COMMITTEE, 20th International Conference on Computer Processing of Oriental Languages (ICCPOL2003) |
| (45) | 2002/10 | Conference Chair, IEEE International Conference on Natural Language Processing and Knowledge Engineering |
| (46) | 2003/7 | Program committee, Second Sighan Workshop on Chinese Language Processing |
| (47) | 2003/7 | Program committee, 7th IASTED International Conference Artificial Intelligence and Soft Computing |
| (48) | 2003/7 | PROGRAMME COMMITTEE MEMBER, Andrei Ershov Fifth International Conference, PERSPECTIVES OF SYSTEM INFORMATICS, 9 - 12 July 2003, Novosibirsk, Akademgorodok, Russia |
| (49) | 2003/9 | IASTED Technical Committee, IASTED International Conference on Artificial Intelligence and Applications (AIA-2003), which is to take place in Benalmadena, Spain, September 8-10, 2003. |