Keita Kuwahara

Research Interests

Game Theory, Information Economics, and Mechanism Design

Working Papers

• A Note on 'The Limits of Price Discrimination' by Bergemann, Brooks, and Morris
• When Public Information Helps Consumers
• Selling Multiple Items to a Unit-Demand Buyer via Automated Mechanism Design (joint with Kento Hashimoto and Reo Nonaka)

Work in Progress

• When Is Posted Pricing Optimal for Selling Information? (joint with Konan Shimizu and Ayano Yago)
• Dynamic Information Selling with Observable Actions (joint with Tohya Sugano)
• A New Mechanism for Matching with Minimum Quotas (joint with Itsuki Enomoto, Michihiro Kandori, Genta Okada, Tomoya Takei, and Shinjiro Watanabe)

Presentations

• 32nd Decentralization Conference in Japan , Tokyo University of Science, Tokyo, Japan, September 2026 Scheduled
• ERATO Kojima Market Design Project Weekly Meeting , Online, September 2026
• Asian Game Theory Conference 2026 , Waseda University, Tokyo, Japan, August 2026
• Summer Workshop on Economic Theory , Hotel Nord Otaru, Otaru, Japan, August 2026
• Tokyo Conference on Market Design 2026 Young Theorists' Forum , The University of Tokyo, Tokyo, Japan, June 2026*
• 18th Meeting of the Society for Social Choice and Welfare , The University of Tokyo, Tokyo, Japan, June 2026
• Spring Meeting of the Japanese Economic Association (Poster) , Osaka Metropolitan University, Osaka, Japan, May 2026
• Game Theory Workshop 2026 , The University of Tokyo, Tokyo, Japan, March 2026
• Microeconomic Theory Workshop , The University of Tokyo, Tokyo, Japan, January 2026
• Asian School in Economic Theory (formerly Summer School of the Econometric Society) , Korea Foundation for Advanced Studies, Seoul, South Korea, August 2025
• 7th World Congress of the Game Theory Society , Peking University, Beijing, China, August 2024*

* Presented by a coauthor

Education

• Ph.D. in Economics, The University of Tokyo, April 2026 – Present
• M.A. in Economics, The University of Tokyo, April 2025 – March 2026
• B.A. in Economics, The University of Tokyo, April 2021 – March 2025

Research Fellowships, Grants, and Honors

• Research Fellowship for Young Scientists (DC1) , Japan Society for the Promotion of Science, April 2026 – March 2029
• Grant-in-Aid for JSPS Fellows , Japan Society for the Promotion of Science, April 2026 – March 2029
• World-leading Innovative Graduate Study of Advanced Economics , The University of Tokyo, April 2025 – March 2029
• Distinguished Undergraduate Thesis Award , Department of Economics, The University of Tokyo, 2025

Other Honors and Awards

• Executive Director's Award for Business Reform , The University of Tokyo, 2024
• Highest Performance Award, Japan Statistical Society Certificate, Grade 1 (Mathematical Statistics) , 2023
• Outstanding Performance Award, Japan Statistical Society Certificate, Grade 1 (Applied Statistics) , 2023
• Third Place, 9th Tokyo Metropolitan High School Science Championship (“Science Koshien”) , 2019

Teaching Experience

Instructor

• Math Camp (Graduate), The University of Tokyo, Spring 2026

Teaching Assistant

• Microeconomics I (Undergraduate), The University of Tokyo, Fall 2026
• Microeconomics I (Graduate Core), The University of Tokyo, Spring 2026
• Game Theory (Undergraduate), The University of Tokyo, Spring 2026
• Social Sciences Seminar (Economics and Statistics) (Undergraduate; Advanced Game Theory for Komaba Students), The University of Tokyo, Spring 2026
• Microeconomics I (Undergraduate), The University of Tokyo, Fall 2025
• Microeconomics I (Graduate Core), The University of Tokyo, Spring 2025

Research Assistant

• ERATO Kojima Market Design Project , April 2024 – Present
• The University of Tokyo Market Design Center , January 2023 – Present
• UTokyo Economic Consulting Inc. , April 2023 – March 2025

Programming Languages

• Python
• C++
• C#

Languages

• Japanese (native)
• English

Contact