| (1) | Mathematical model analyses for optimal investment planning in electric power industries; |
| (2) | Electric tariff theory and mathematical modelling approach for marginal cost pricing; |
| (3) | Mathematical programming model analyses for energy and environmental problems; |
| (4) | Spatial interaction model analyses for inter-regional commodity flow phenomena; |
| (5) | Optimal public facility location problems and mathematical modelling approaches; |
| (6) | Apportionment problem and political districting problem; |
| (7) | City traffic management policy analyses; |
| (8) | Mathematical modelling approaches for policy evaluation and efficiency analyses in public sectors. |
| 1969 | Bachelor of Science, College of Engineering, University of Tokyo |
| 1971 | Master of Science, College of Engineering, University of Tokyo |
| 1971 | Central Research Institute of Electric Power Industry, Economic Research Institute |
| 1977 | Ph.D., School of Operations Research and Industrial Engineering (ORIE), College of Engineering, Cornell University |
| 1980 | Assistant Professor, Saitama University, Department of Arts and Science |
| 1981 | Associate Professor, Saitama University, Department of Arts and Science |
| 1988 | Professor, Graduate School of Policy Science, Saitama University |
| 1997 | Professor, National Graduate Institute for Policy Studies |
| 2000- | Dean, National Graduate Institute for Policy Studies |
| 2003- | Vice President, National Graduate Institute for Policy Studies |
| 2009- | Member of the Board of Trustees, National Graduate Institute for Policy Studies |
| 2011- | Senior Professor, National Graduate Institute for Policy Studies |
| 1. | The Operations Research Society of Japan Vice President (2006.4.1-2008.3.31), Fellow (2004-) and others |
| 2. | The Japan Society for Industrial and Applied Mathematics Chief, Research Activity Group of Mathematical Politics (2008-),Member of Editorial Board of JSIAM Letters (2009.4.1-2011.3.31) |
| 3. | MPS (Mathematical Programming Society) |
| 4. | INFORMS (The Institute for Operations Research and the Management Sciences) Member (1995-) |
| 5. | APORS(Asia-Pacific Operational Research Society) Vice President (2006-), Secretary (1997-2005) |
| 6. | IFORS (International Federation of Operational Research Society) Vice President (2006-2009) |