Graduated from Waseda University and obtained MBA from Keio University Graduate School of Business, LLM from Duke University Law School, and MA in International and Development Economics from Yale University Graduate School. He holds an AMP from Oxford University and an EMP from the University of Tokyo.

Worked as an M&A deal maker at Yamaichi Securities Co. After studying in the U.S., Mr. Tamura became president of Osaka Daily News, Osaka Nichinichi Shimbun, the leading daily in the second largest city in Japan and was elected to the House of Councillors in 2002, serving as a member until 2010. He served as Parliamentary Secretary of the Cabinet Office (Economy and Finance policies, Fiscal policy, Re-engagement, and Decentralization) in the first Shinzo Abe administration.

He was a fellow at Yale University in 2010, a research associate at Harvard University in 2011, and the only Japanese researcher at the time at the RAND Corporation, a think tank that has produced more Nobel Prize Laureates (29) than any other organization in the world. In 2012, he became the first Japanese politician to be the leading character of a Harvard Business School case (case study).

He has been a limited partner of venture capital firms in the U.S., Singapore, Israel, and Africa.

Since 2014, he has been an adjunct professor at the Lee Kuan Yew School of Public Policy at the National University of Singapore, where he runs the Asian Geopolitics Program for business leaders and policymakers, which has been operated for 21 runs with over 500 graduates. He is a CNBC commentator, a principal advisor to RIMM, an AI-based ESG/SDGs scoring service for corporates and governments, and a member of the Advisory Board of GIIS, the world's largest Indian international school.

He is also an angel investor in global start-ups, investing in Silicon Valley, Israel, Africa, Southeast Asia, and India, focusing on Web 3.0, climate tech, food tech, robotics, and education. Also invested in SpaceX and Twitter.

He is the author of the bestselling book series "Don't Fight Idiots When You're Mad" which has sold over 800,000 copies. and many other books. His books are translated and published in China, Korea, Taiwan, and Thailand