- 2016 - 2017 Kyushu Institute of Technology Faculty of Computer Science and Systems Engineering
- 2016 - 2017 Kyushu Institute of Technology Graduate School of Computer Science and Systems Engineering
- 2016 - 2017 Kyushu Institute of Technology School of Computer Science and Systems Engineering
- 2014 - 2016 Kyushu Institute of Technology
- 2014 - 2016 Exective Advisor to the President,Kyushu Institute of Technology
- 2010 - 2014 Kyushu Institute of Technology
- 2010 - 2014 Vice President,Kyushu Institute of Technology
- 2009 - 2010 Kyushu Institute of Technology Information Science Center
- 2001 - 2008 Kyushu Institute of Technology School of Computer Science and Systems Engineering
- 2001 - 2008 Professor,School of Computer Science and Systems Engineering,Kyushu Institute of Technology
- 2008 - Kyushu Institute of Technology Faculty of Computer Science and Systems Engineering, Department of Mechanical Information Science and Technology
- 2008 - Professor,Department of Mechanical Information Science and Technology,Faculty of Computer Science and Systems Engineering,Kyushu Institute of Technology
- 1990 - 2001 Kyushu Institute of Technology School of Computer Science and Systems Engineering
- 1990 - 2001 Associate Professor,School of Computer Science and Systems Engineering,Kyushu Institute of Technology
- 1998 - ドイツ国立情報処理研究所SCAI 客員研究員
- 1998 - Guest Researcher,Institute for Algorithms and Scientific Computing (SCAI),German National Research Center for Information Technology (GMD)
- 1982 - 1990 日本原子力研究所那珂研究所 大型トカマク開発部,臨界プラズマ研究部 研究員
- 1982 - 1990 Researcher,Naka Research Establishment,Japan Atomic Energy Reserch Institute (JAERI)
- 1986 - 1987 オークリッジ国立研究所 客員研究員
- 1986 - 1987 Guest Researcher,Oak Ridge National Laboratory (ORNL)
- Kyushu Institute of Technology Faculty of Computer Science and Systems Engineering, Department of Mechanical Information Science and Technology Professor