Researcher's database - HOTTA Keisuke | BUNKYO UNIVERSITY

（Last updated : 2026-04-03 15:06:00）

HOTTA Keisuke

Department / Course Bunkyo University Faculty of Business Administration Department of Business Administration

Job Professor

Book and thesis
Papers	Apportionment and optimal districting for 2020 national elections,pp.78-102 (Sole-authored) 2023
Papers	Vote disparity among districts in each prefecture management thesises,pp.1-15 (Sole-authored) 2021/03
Papers	Optimal Combined Districts in the House of Councilors Japanese Journal of Electoral Studies,pp.86-102 (Co-authored) 2019/12
Papers	Equality of vote value of the elections for city assembly members in the ordinance-designated cities,pp.1-20 (Sole-authored) 2019
Papers	How to solve the electoral districting problem,pp.1-24 (Sole-authored) 2019
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Academic background
1991/04/01～1995/03/31	Third Cluster of College University of Tsukuba Graduated
1995/04/01～2000/03/31	Doctorial Graduate School, Division of Social Engineering University of Tsukuba Expired with Credits Obtained
1997/03 Degree Acquisition	Management Science and Engineering,Master's degree
2000/09 Degree Acquisition	Policy and Planning Sciences,Doctor of philosophy

Business career
2000/04/01 ～ 2006/03/31	Bunkyo University Faculty of Information and Communication
2006/04/01 ～ 2007/03/31	Associate Professor Bunkyo University Faculty of Information and Communication
2007/04/01 ～ 2014/03/31	Associate Professor Bunkyo University Faculty of Information and Communication
2014/04/01 ～ 2017/03/31	Associate Professor Bunkyo University Faculty of Business Administration
2017/04/01	Professor Bunkyo University Faculty of Business Administration

Academic conference presentation
2018/07/02	Optimal division for the multi-member constituency system (ISMP2018(23rd))
2017/08/08	Enumeration algorithms for political districting (15th IFCS)
2017/07/17	Enumeration and Evaluation for the single-seat constituency system (IFORS2017)
2017/03/29	enerating All Patterns of Graph Partitions within a Disparity Bound (WALCOM 2017)
2016/09/01	Optimal division of the electoral districts for the single-member constituency system (OR2016)
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Research activities
1994/04 ～	The Operations Research Society of Japan
2001 ～	Mathematical Optimization Society
2003/04 ～	Japanese Association of Electoral Studies
2015/05/27 ～	Scheduling Society of Japan
2007 ～ 2014	The Institute For Operations Research and The Management Sciences

Present specialized field
Social systems engineering/ Safety system keyword(Operations Research,Mathematical Programming,Optimization,Optimization in Practice)

Home Page
http://www.bunkyo.ac.jp/~hotta/res/prof_e.htm