He specializes in R&D in the fields of data analysis and AI technology and business.

-Executive Research Fellow, NEC Coporation.
-Chairman of Automated Negotiation Consortium.
-Visiting Professor, Center for Mathematical and Data Science, Kobe University.
-Deputy Director, NEC-AIST AI Cooperative Research Laboratory, National Institute of Advanced Industrial Science and Technology (AIST)
-Vice President, The Operations Research Society of Japan
-Chairman, AI Interoperability Subcommittee, The Institute of Electronics, Information and Communication Engineers (IEICE)

April 1994:
Joined NEC Corporation and engaged in the research and development of fault-tolerant systems.
January 2000 – March 2008:
Seconded to the Financial Supervisory Agency (FSA), responsible for the design and implementation of risk regulation systems for banks.
April 2018:
Senior Principal Researcher, NEC Data Science Research Laboratories.
As the leader of the machine learning, data mining, and automated negotiation research team, he promotes theoretical research on data analysis principles, develops engines for efficient analysis based on these principles, and advances their business applications.
Since January 2019:
Deputy Director, NEC-AIST AI Cooperative Research Laboratory, AIST
Since October 2022:
Chairman of Automated Negotiation Consortium