論文

1. A Real Option Approach Considering the Climate Change for Policy Decision，Noriaki Koide, Koji Okuhara, Hiroshi Tsuda and Hiroe Tsubaki， Proceedings of 2012 International Conference in Green and Ubiquitous Technology (GUT‐2012)，2012年07月，国際会議（proceedingsあり）

2. A Participatory Web‐Based Environmental Load Estimation and Labeling System，Haruhiro Fujita, Koji Okuhara, Hiroshi Tsuda and Hiroe Tsubaki，Proceedings of 2012 International Conference in Green and Ubiquitous Technology (GUT‐2012)，2012年07月，国際会議（proceedingsあり）

3. Interpolation Search for Swarm Intelligence to Optimization Problem，Koji Okuhara, Eri Domoto and Takuto Tanaka，Proceedings of the 43rd ISCIE International Symposium on Stochastic System Theory and Its Application，pp. 280-285, ISBN 978-4-915740-53-4，2011年10月，国際会議（proceedingsあり）

4. Assignment of Jurisdiction Area to Fire Department by Minimizing Welfare Loss，Koji Okuhara, Nobuyuki Ueno and Mikiya Yamanaka，Proceedings of the 43rd ISCIE International Symposium on Stochastic System Theory and Its Application，pp. 275-279, ISBN 978-4-915740-53-4，2011年10月，国際会議（proceedingsあり）

5. System Trading of Diversi ed Investment by Hybrid Method of GP and GA，Noriaki Koide, Koji Okuhara and Hiroshi Tsuda，Proceedings of the 43rd ISCIE International Symposium on Stochastic System Theory and Its Application，pp. 271-274, ISBN 978-4-915740-53-4，2011年10月，国際会議（proceedingsあり）

6. An Optimal Solution for Mass Customization Production Planning System with Uncertain Advance Demand Information，Nobuyuki Ueno, Kiyotaka Kadomoto, Takashi Hasuike, and Koji Okuhara，International Symposium on Scheduling 2011，pp. 123-128，2011年07月，国際会議（proceedingsあり）

7. 内示情報を用いた生産計画システムの分類と活用手順，上野信行, 高橋周平, 奥原浩之，日本経営システム学会論文誌，Vol. 28, No. 1, pp. 27-36，2011年04月，学術論文

8. 内示情報を用いた未達成率指標による生産計画システムの提案(II) -未達率指標の特性解析と基点在庫方策との比較-，上野信行, 角本清孝, 奥原浩之，システム制御情報学会論文誌，Vol. 24, No. 3, pp. 43-53，2011年03月，学術論文

9. DataMining for Hazard Elimination Through Text Information in Accident Report，Shujiro Murayama, Koji Okuhara, Junko Shibata and Hiroaki Ishii，Asia Pacific Management Review，Vol. 16, No. 1, pp. 65-81，2011年01月，学術論文

10. Geographical Advantage from Accessibility Based on Spatial Interaction Model，Koji Okuhara, Kuang-Yih Yeh, Hiroaki Ishii and Hao-Ching Hsia，International Journal of Innovative Computing, Information and Control，Vol. 6, No. 9, pp. 4193-4202，2010年09月，学術論文

11. Communication Analysis for Student Support by Using Web Questionnaire，Eri Domoto, Koji Okuhara and Shujiro Murayama，Proceedings of 40th International Conference on Computers & Industrial Engineering，IEEE Catalog No. CFP1076G-CDR，2010年07月，国際会議（proceedingsあり）

12. Estimation of Geographical Advantage for Network both within and beyond the Region，Koji Okuhara, Kuang-Yih Yeh, Hao-Ching Hsia and Hiroaki Ishii，Proceedings of 40th International Conference on Computers & Industrial Engineering，IEEE Catalog No. CFP1076G-CDR，2010年07月，国際会議（proceedingsあり）

13. An Examination and Comparison of Conflicting Data in Granulized Datasets: EWI Vs. EFI，Chien Hsing Wu, Shu-Chen Kao, Koji Okuhara, Cheng Han Yang and Chung Han Yang，Proceedings of 40th International Conference on Computers & Industrial Engineering，IEEE Catalog No. CFP1076G-CDR，2010年07月，国際会議（proceedingsあり）

14. Analysis of Unplanned Purchase Rule based on Rough Set，Junko Shibata, Koji Okuhara and Shogo Shiode，Proceedings of 40th International Conference on Computers & Industrial Engineering，IEEE Catalog No. CFP1076G-CDR，2010年07月，国際会議（proceedingsあり）

15. 内示情報を用いた未達成率指標による生産計画システムの提案，上野信行, 川崎雅也, 奥原浩之，システム制御情報学会論文誌，Vol. 23, No. 7, pp. 147-156，2010年07月，学術論文

16. Framework of Risk Elimination from Reports on Unsafe Acts, Mechanical and Physical Hazards，Shujiro Murayama, Koji Okuhara and Hiroaki Ishii，International Journal of the Japan Association for Management Systems，Vol. 2, No. 1, pp. 1-7，2010年02月，学術論文

17. Carbon Footprint Modeling from Raw Material Supply, Production, Consumption and Waste Generation，Haruhiro Fujita, Koji Okuhara, Hiroaki Ishii, Chen Sau Soon, Cahyadi and Yan Jian，Proceedings of 6th International Conference on Modeling Decisions for Artificial Intelligence，2009年11月，国際会議（proceedingsあり）

18. Design of Knowledge-based Scheduling Solution Based on Expert's Technical Knowledge in Printing Process and Proposal of Its Improvement，Shimpei Matsumoto, Nobuyuki Ueno, Koji Okuhara and Hiroaki Ishii，International Journal of Innovative Computing, Information and Control，Vol. 5, No. 11, pp. 1161-1168，2009年11月，学術論文

19. Derivation of Fuzzy Preference to Pro-Environmental Behavior in Service Selection，Koji Okuhara and Hiroaki Ishii，Proceedings of 4th Korea‐Japan Workshop on Operations Research in Service Science，2009年10月，国際会議（proceedingsあり）

20. Demand Distribution-basedMass Customization Production Management by Unfulfilled Order Rate，Nobuyuki Ueno, Eri Domoto and Koji Okuhara，International Journal of the Japan Association for Management Systems，Vol. 1, No. 1, pp. 77-82，2009年09月，学術論文