Appointments and Professional Experience:

1958-59 High school exchange student to the USA (AFS)
1967 Bachelor of Electrical Engineering, the University of Tokyo
Joined NTT (Assigned to work at its Laboratories)
1973−74 Master of Science at the University of Essex, UK
1980 ITU-T Study Group 11 Vice Chairman
1984 NTT Laboratories, Head, Switching Systems Department
1987 NTT Laboratoriess, Director, Telecom Network Technology Division
1992 NTT Headquarters, Director, Network Planning
1993 ITU-T Study Group 11 Chairman
1997 NTT Research and Development Headquarters, Deputy Executive Manager
1999 Waseda University, GITI, Visiting Professor
NTT Executive Adviser

Title Appearance
Implementing NTT's Open Network Strategy NTT Group Seminar in Washington D.C. 4 February, 1997
Plans and Activities for GII/NII at NTT GII/NII Global Cooperation in Research and Education, Waseda Universiry, 24-25 March 1997
Trends in Mobile Communications Seminar on Global Trends in Info-Communications, Budapest, Hungary, 13-15 May 1997
Types of Services and Interconnection Requirements ITU Telecom Development Forum, Singapore, 12 June 1997
Planning and Positioning the Telecoms Operator for Future Technologies and Service Korea International Telecommunication Summit 1997, Seoul, Korea, 5 November 1997
Telecom Network Digitalization -How it is done- The 3rd Asia-Pacific Research and Development Management Seminar, 16-17 February 1998
Digital Convergence for Creative Divergence in Globalizing Electronic Commerce Shanghai Forum on Globalizing Electronic Commerce, Shanghai, China, 22-23 April 1998
Info-Communication Technology - Recent Trends and Impacts on Society - Keynote Speech at the International Conference on Intelligence in Services and Networks (IS&N) 1998, Antwerp, Belgium, 25 May 1998
Interoperability Experiments from the Users Point of View Global Information and Telecommunication Institute (GITI) Forum, June 3-4, 1998, Omiya, Japan
Telecommunication Development in Asia Special Lecture at the Delft university of Technology, Delft, Netherlands, 29 October 1998
Progress in the Standardization of the 3rd Generation Mobile System Special Lecture at the University of Essex, England, 30th October 1998
Telecommunication Market in Japan: Entering the Digital Era and the 2nd Phase of Competition IEEE Communication Magazine, November 1998(Special Issue on Telecommunication Markets, Industry and Infrastructure in Asia)


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