International Journal

• Michihiro Kandori and Shinya Obayashi, “Labor Union Member Play an OLG Repeated Game,” Proceedings of the National Academy of Sciences, 111 (3), 10802–10809, 2014. 
• Robert Veszteg, Yukihiko Funaki and Aiji Tanaka, “The Impact of the Tohoku Earthquake and Tsunami on Social Capital in Japan: Trust before and after the Disaster,” International Political Science Review, 2014. (to appear)
• Yukihiko Funaki and Takehiko Yamato, “Stable Coalition Structures under Restricted Coalitional Changes,” International Game Theory Review, 16 (3), 2014. (to appear)
• Yoshio Kamijo, Tsuyoshi Nihonsugi, Ai Takeuchi, and Yukihiko Funaki, “Sustaining Cooperation in Social Dilemmas: Comparison of Centralized Punishment Institutions,” Games and Economic Behavior, 84, 180–195, 2014.
• Toyotaka Sakai, “A Search for the general will in a spatial model,” Japanese Economic Review, 2014. (to appear)
• Dong-Gyun Kim, Katsutoshi Hirayama, and Gyei-Kark Park, “Collision Avoidance in Multiple-Ship Situations by Distributed Local Search”, Journal of Advanced Computational Intelligence and Intelligent Informatics, 18 (5), 839-848, 2014.  
• Raiye Hailu and Takayuki Ito, “Efficient Deal Identification by Constraint Relaxation for Collaborative Decision Making Using Negotiation,” Journal of Advanced Computational Intelligence and Intelligent Informatics, 18 (4), 608-615, 2014.
• Ivan Marsá-Maestre, Miguel A. López-Carmona, Mark Klein, Takayuki Ito, and Katsuhide Fujita, “Addressing Utility Space Complexity in Negotiations involving Highly Uncorrelated, Constraint-Based Utility Spaces,” Computational Intelligence, 30 (1), 1-29, 2014. 
• Katsuhide Fujita, Takayuki Ito, and Mark Klein, “An Approach to Scalable Multi-issue Negotiation: Decomposing the Contract Space,” Computational Intelligence, 30 (1), 30-47, 2014. 
• Masayuki Kobayashi and Yoshio Okamoto, “Submodularity of minimum-cost spanning tree games,” Networks, 63 (3), 231-238, 2014. 
• Yota Otachi, Toshiki Saitoh, Katsuhisa Yamanaka, Shuji Kijima, Yoshio Okamoto, Hirotaka Ono, Yushi Uno, and Koichi Yamazaki, “Approximating the path-distance-width for AT-free graphs and graphs in related classes,” Discrete Applied Mathematics, 168, 69-77, 2014. 
• Erik D. Demaine, Yoshio Okamoto, Ryuhei Uehara, and Yushi Uno, “Computational complexity and an integer programming model of Shakashaka,” IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, E97-A (6), 1213-1219, 2014. 
• Takehiro Ito, Shin-Ichi Nakano, Yoshio Okamoto, Yota Otachi, Ryuhei Uehara, Takeaki Uno, and Yushi Uno, “A 4.31-approximation for the geometric unique coverage problem on unit disks,” Theoretical Computer Science, 544, 14-31, 2014.
• Takehiro Ito, Kazuo Kawamura, Hirotaka Ono, and Xiao Zhou, “Reconfiguration of List L (2,1)- Labelings in a Graph,” Theoretical Computer Science, 544, 84-97, 2014. 

International Conference

• Katsutoshi Hirayama, Kenta Hanada, Suguru Ueda, Makoto Yokoo, and Atsushi Iwasaki, “Computing a Payoff Division in the Least Core for MC-nets Coalitional Games,” The 17th International Conference on Principles and Practice of Multi-Agent Systems (PRIMA-2014), LNCS8861, 319-332, 2014. 
• Toshihiro Matsui, Marius Silaghi, Katsutoshi Hirayama, Makoto Yokoo, and Hiroshi Matsuo, “Leximin Multiple Objective Optimization for Preferences of Agents,” The 17th International Conference on Principles and Practice of Multi-Agent Systems (PRIMA-2014), LNCS8861, 423-438, 2014.  
• Masaaki Oka, Taiki Todo, Yuko Sakurai, and Makoto Yokoo, “Predicting Own Action: Self-fulfilling Prophecy Induced by Proper Scoring Rules,” The 2nd AAAI Conference on Human Computation and Crowdsourcing (HCOMP-2014), 184-191, 2014.
• Dengji Zhao, Siqi Luo, Taiki Todo, and Makoto Yokoo, “False-name-proof Combinatorial Auction Design via Single-minded Decomposition,” The 21st European Conference on Artificial Intelligence (ECAI-2014), 945-950, 2014.
• Masahiro Goto, Naoyuki Hashimoto, Atsushi Iwasaki, Yujiro Kawasaki, Suguru Ueda, Yosuke Yasuda, and Makoto Yokoo, “Strategy-proof Matching with Regional Minimum Quotas,” The 13th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2014), 1225-1232, 2014.
• Shunsuke Tsuruta, Masaaki Oka, Taiki Todo, Yujiro Kawasaki, Mingyu Guo, Yuko Sakurai, and Makoto Yokoo, “Optimal False-name-proof Single-Item Redistribution Mechanism,” The 13th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2014), 221-228, 2014. 
• Sho Tokuda, Ryo Kanamori, and Takayuki Ito, “A Traffic Simulator based on Modified Stochastic Cell Transmission Model to Road Network,” The 19th International Conference of Hong Kong Society for Transportation Studies (HKSTS-2014), 13-15, 2014．
• Yuichi Enoki, Ryo Kanamori, and Takayuki Ito, “Managing Parking Fees based on Massive Parking Accounting Data,” The 13th Pacific Rim International Conference on Artificial Intelligence (PRICAI-2014), LNCS8862, 1050-1062, 2014. 
  
• Sho Tokuda, Ryo Kanamori, and Takayuki Ito, “Development of Traffic Simulator based on Stochastic Cell Transmission Model for Urban Network,” The 17th International Conference on Principles and Practice of Multi-Agent Systems (PRIMA-2014), LNCS8861, 150-165, 2014.  
• Rafik Hadfi and Takayuki Ito, “Modeling Complex Nonlinear Utility Spaces using Utility Hyper- graphs,” The 11th International Conference on Modeling Decisions for Artificial Intelligence (MDAI-2014), LNCS8825, 14-25, 2014.
• Kohei Hayakawa, Tomomichi Hayakawa, and Takayuki Ito, “Implementation of an Event Information Sharing Support System Utilizing OpenStreetMap,” The 27th International Conference on Industrial, Engineering & Other Applications of Applied Intelligent Systems (IEA-AIE-2014), LNCS8482, 328-337, 2014.
• Yuta Iwama and Takayuki Ito, “Implementation of Question Answering System Based on Reference-based Ranking Algorithm,” The 27th International Conference on Industrial, Engineering & Other Applications of Applied Intelligent Systems (IEA-AIE-2014), LNCS8481, 160-169, 2014. 
• Zachary Abel, Robert Connelly, Sarah Eisenstat, Radoslav Fulek, Filip Morić, Yoshio Okamoto, Tibor Szabó, and ＊Csaba Tóth, “Free edge lengths in plane graphs,” The 30th Annual Symposium on Computational Geometry, 426-435, 2014.
• Luis Barba, Otfried Cheong, Jean-Lou De Carufel, Michael Gene Dobbins, Rudolf Fleischer, Akitoshi Kawamura, Matias Korman, Yoshio Okamoto, János Pach, Yuan Tang, Takeshi Tokuyama, Sander Verdonschot, and Tianhao Wang, “Weight balancing on boundaries and skeletons,” The 30th Annual Symposium on Computational Geometry, 436-443, 2014. 
• Sang Won Bae,  Matias Korman, Yoshio Okamoto, and Haitao Wang, “Computing the L1 geodesic diameter and center of a simple polygon in linear time,” The 11th Latin American Symposium (LATIN-2014), LNCS8932, 120-131, 2014. 
• Lukas Barth, Sara Irina Fabrikant, Stephen G. Kobourov, Anna Lubiw, Martin Nöllenburg, Yoshio Okamoto, Sergey Pupyrev, Claudio Squarcella, Torsten Ueckerdt, and Alexander Wolff, “Semantic word cloud representations: hardness and approximation algorithms,” The 11th Latin American Symposium (LATIN-2014), LNCS8932, 514-525, 2014.
• Takashi Horiyama, Masashi Kiyomi, Yoshio Okamoto, Ryuhei Uehara, Takeaki Uno, Yushi Uno, and Yukiko Yamauchi, “Sankaku-Tori: An Old Western-Japanese Game Played on a Point Set,” The 7th International conference on Fun with Algorithms (FUN-2014), LNCS8496, 230-239, 2014. 
• Katsuhisa Yamanaka, Erik D. Demaine, Takehiro Ito, Jun Kawahara, Masashi Kiyomi, Yoshio Okamoto, Toshiki Saitoh, Akira Suzuki, Kei Uchizawa, and Takeaki Uno, “Swapping Labeled Tokens on Graphs,” The 7th International conference on Fun with Algorithms (FUN-2014), LNCS8496, 364-375, 2014. 
• Takehiro Ito, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, and Yoshio Okamoto, “Minimum-Cost b-Edge Dominating Sets on Trees,” The 25th International Symposium on Algorithms and Computation (ISAAC-2014), LNCS8889, 195-207, 2014.