Japan

Research Team

our network

Researchers

Toshiya Jitsuzumi | Lead Researcher

Chuo University

Toshiya Jitsuzumi, DSc is a Professor in the Faculty of Policy Studies at Chuo University, Japan. He obtained LLB from Tokyo University, MBA in finance from Stern School of Business, New York University, and DSc in Global Information and Telecommunication Studies from Waseda University. His main research topics include net neutrality, platform regulation, and AI policy. He served as a vice-chair of the OECD Working Party on Measurement and Analysis of the Digital Economy in 2017, and as a vice-chair of the OECD Committee on Digital Economy Policy from 2018 to 2019. He is currently serving as a member of the Global Partnership on Artificial Intelligence and a member of Scientific Advisory Committee of IMMAA.

Selected publications

Jitsuzumi, T. (2022, forthcoming). Issues in regulating online platforms. In T. Jitsuzumi & H. Mitomo (Eds.) Policies and Challenges of the Broadband Ecosystem in Japan. Springer.

Jitsuzumi, T. (2020). Defining net neutrality principles in the context of the Japanese telecommunications framework. Journal of Law and Information Systems, 8, 29–40.

Jitsuzumi, T. (2020). Net neutrality. In H. Mitomo (Ed.) Telecommunications Policies of Japan (pp. 201–220). Springer.

Jitsuzumi, T., Koguchi, T., and Tanaka, D. (2020). Estimation of willingness-to-pay for digital citizenship education in Japan. Journal of Public Utility Economics, 71(2), 23–32.

Jitsuzumi, T. (2019). An analysis of consumer value for zero-rating service in Japan. Journal of Information & Communication Research, 37(3), 1–15.

Jitsuzumi, T. (2019). Strategies for effective use of municipal Wi-Fi. In H. Mitomo (Ed.) Catastrophic Disasters and Information and Media: Towards Resilience and Community Revival (pp. 27–49). Keiso Shobo.

Jitsuzumi, T. (2011). Japan’s co-regulatory approach to net neutrality and its flaw: Insufficient literacy on best-effort QoS. Communications & Strategies, 1(84), 93–11.

Jitsuzumi, T. (2011). Discussion on network neutrality: Japan’s perspective. Communications & Convergence Review, 3(1), 71–89.

Jitsuzumi, T. and Nakamura, A. (2010). Causes of inefficiency in Japanese railways: Application of DEA for managers and policymakers. Socio-Economic Planning Sciences, 44(3), 161–173.

Jitsuzumi, T. (2010). Efficiency and sustainability of network neutrality proposals. In A. Gentzoglanis & A. Henten (Eds.) Regulation and the Evolution of the Global Telecommunications Industry (pp. 253–272). Edward Elgar Publishing.

Teppei Koguchi | Lead Researcher

Shizuoka University
Teppei Koguchi, PhD, is a Professor at the College of Informatics, Shizuoka University, Japan. He obtained BA, MA, and PhD in Economics from Kyushu University, Japan. His main research topics include economic analysis on personal data. Before assuming his current post, he worked for the Ministry on Internal Affairs and Communications. He is a member of the government’s study group on personal data distribution platforms and study group to assess the state of competition in the telecommunications market. He is also a visiting researcher at a private think tank.

Selected publications

Koguchi, T. and Kanda, K. (2022, forthcoming). Acceptability of the “right to be forgotten” in Japan. In T. Jitsuzumi & H. Mitomo (Eds.) Policies and Challenges of the Broadband Ecosystem in Japan. Springer.

Koguchi, T. and Maeda, S. (2022, forthcoming). The economic value of personal information: Analysis of information leakage incidents. In T. Jitsuzumi & H. Mitomo (Eds.) Policies and Challenges of the Broadband Ecosystem in Japan. Springer.

Koguchi, T., (2020). Personal data protection. In H. Mitomo (Ed.) Telecommunications Policies of Japan (pp. 165–177). Springer.

Kuroda, T., Koguchi, T, and Ida, T. (2019). Identifying the effect of mobile operating systems on the mobile services market. Information Economics and Policy, 46, 86–95.

Koguchi T. and Maeda, S. (2019). What would be the appropriate amount of compensation for information leaks? Estimating the amount that different service providers may be willing to offer. Proceedings of the 30th European Regional International Telecommunications Society Conference, International Telecommunications Society.

Koguchi, T. and Jitsuzumi, T. (2018). Analysis of people’s willingness to use personalization services in times of disaster. Proceedings of the 29th European Regional International Telecommunications Society Conference, International Telecommunications Society.

Koguchi, T., Jitsuzumi, T., Kasuga, N., Nakamura, A., and Shishikura, M. (2017). Relationship between the amount of compensation for the leak of personal data and personal attributes. Proceedings of the 28th European Regional International Telecommunications Society Conference, International Telecommunications Society.

Koguchi, T. and Jitsuzumi, T. (2015). Economic value of location-based big data: Estimating the size of Japan’s B2B market. Communications & Strategies, 1(97), 59–74.

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