◆Fields of Expertise  

• Civil Law including Law of Property, Successions, Contract, Quasi-contract, Tort, Family Relations
• Law and Development
(Introduction to current research:https://www.youtube.com/watch?v=dxd8bAL7Mxs)

◆Selected Publications  　 　 　

A. Articles Written in English

- "Historical and Theoretical Intimacy between the Concepts of Rights and Property," in: Rex Martin and Gerhard Sprenger (ed.), ARSP-Beiheft, Vol. 67, Rights, Franz Steiner Verlag, 1997, pp. 72-80.
- "Reception of Law and Civil Law Tradition," in: Guenther Doeker-Mach and Klaus A. Ziegert (eds.), Law, Legal Culture and Politics in the Twenty First Century, Franz Steiner Verlag, Stuttgart, 2004, pp. 79-88.
- "The Rule of Law and Economic Development: A Cause of a Result?," in: Yoshiharu Matsuura (ed.), The Role of Law in Development: Past, Present and Future, CALE Books 2, Nagoya University, pp. 59-70.
- "Let the Rule of Law be Flexible to Attain Good Governance," in: Per Bergling, Jenny Ederlöf and Veronica L. Taylor (eds.), Rule of Law Promotion: Global Perspectives, Local Applications, Iustus, Uppsala, 2009, pp. 41-56.
- "From Crisis to Opportunity: Prospect for Legal Cooperation in Maynmar" Keio Law Journal, No. 13, 2009, pp. 275-297 (co-authored with Nyo Nyo Thinn).
- "Access to Justice in Indochinese Countries," in: Michèle and Henrik Schmiegelow (eds.), Institutional Competition between Common Law and Civil Law: Theory and Policy, Springer, 2014, pp. 249-277.
- "Access to Justice in Democratization Movements," Keio Law Review, No. 30, 2014, pp. 21-36.

B. Other Materials in English

- "Possession and Recovery," in: Christopher Berry Grey (ed.), The Philosophy of Law: An Encyclopedia, Garland Publishing, Inc., 1999, pp. 666-668.
- Introduction to the Civil Law Systems, JICA-Net Library, 2005, available at: https://stream.jica-net-library.jica.go.jp/lib2/05PRDM015/index.html
- Capacity Development for Legal and Judicial Sectors in Developing Countries: JICA'S Cooperation for "Rule of Law" Promotion, Public Policy Department, Japan International Cooperation Agency, 2009, available at:http://libopac.jica.go.jp/images/report/11988995.pdf

C. Books Written in Japanese (titles are translated into English)

- A System of the Japanese Civil Law, 5rd edition, Keio University Press, 2010.
- An Analysis of Case Law on Fraud and Duress, Ichiryu-sha, 2000.
- Civil Law and Tax Law, 2nd edition, Gyosei, 2007 (co-authored with Ryoichi Masuko).
- Law of Obligations, General Provisions, Horitsu-bunka-sha, 2006 (co-authored with Kazuhiko Matsui, Kenzaburo Kozumi, Masakazu Harada).
- Law of Property, 2nd edition, Kobun-do, 2007 (co-authored with Kenzaburo Kozumi).
- Good Governance and the Rule of Law, Nihon-hyoron-sha, 2009.
- Property Rights and Compensation for Takings, Taisei-shuppan, 2011.
- A Basic Theory of Law and Development, Keiso-shobo, 2012.
- Reading the Civil Law Reform in Japan, Keio University Press, 2012.
- Major Cases on Compensation for Takings, Taisei-shuppan, 2015.

D. Articles Written in Japanese

More than 90 articles in the fields of Civil Law, Law and Development, Natural Law Theory, Comparative Law, Legal History, etc.