He graduated from the Faculty of Commerce, Hitotsubashi University, and completed his master's degree at the Graduate School of Commerce, Hitotsubashi University. He also completed his doctoral program at the same graduate school (obtaining a PhD in Commerce). In 2002, he became a full-time lecturer at the Faculty of Commerce, Yokohama City University, and in 2003, an associate professor at the same university. In October 2004, he became an associate professor at the Graduate School of International Corporate Strategy, Hitotsubashi University, and from April 2007, an associate professor there. From April 2018, he became a professor at the Graduate School of Business Administration, Hitotsubashi University, and from April 2019, a professor there. His specialization is financial accounting and corporate valuation, and he has a deep research record on corporate value and financial behavior. He is active in policy recommendations and practical collaborations, and strongly promotes industry-academia collaboration through his roles as an external director and on policy committees. His publications include "Liabilities Related to Retirement Benefits and Corporate Behavior: An Empirical Analysis of Internal Liabilities" (2020, Chuo Keizai-sha), which won the 63rd Nikkei Economic Book and Culture Award in 2020, the Ota-Kurosawa Award from the Japan Accounting Association in 2021, the International Accounting Research Association Award in 2021, and the Japan Economic Accounting Association Award in 2022. His book "Empirical Analysis of Earnings Forecasts: Focusing on Corporate Behavior and Analysts" (co-authored with Saori Nara, 2024, Chuo Keizai-sha) won the Japanese Institute of Certified Public Accountants Academic Award in 2024. His other publications include "Binary Dynamics Management: Creating Collective Intelligence Towards the Common Good" (co-authored with Ikujiro Nonaka and Yumiko Kawada, 2024, Nikkei BP, Nikkei Publishing).