Dr. Tomohiko TANIGUCHI is Professor, Keio University Graduate School of System Design and Management (SDM), reading international political economy and Japanese diplomacy. He is also Special Adviser to Prime Minister Shinzō Abe's Cabinet.

Between February 2013 and March 2014 he was Councillor, Prime Minister's Office. Then and now his responsibilities have included writing foreign-policy speeches for PM Abe.

After spending 20 years with Nikkei Business, a weekly magazine, he joined the Ministry of Foreign Affairs in 2005 as Deputy Press Secretary and Deputy Director General for Public Diplomacy. Until he left the ministry three years later he addressed the English speaking press and wrote speeches for then Foreign Minister Tarō Asō and other national leaders including then PM Shinzō Abe.

While with the magazine he spent a stint in London, 1997-2000, as the magazine's correspondent. In 1999 the Foreign Press Association in London elected him President, the first from "the East of Suez." He spent sabbaticals at Princeton University as a Fulbright Visiting Fellow, at the Shanghai Institute for International Studies, and at the Brookings Institution as a CNAPS Fellow.

For five years till 2013 he was Executive Adviser to the then Chairman of the Central Japan Railway Company, Yoshiyuki Kasai, while holding visiting professorships at Keio SDM and Meiji University School of Global Japanese Studies.

LL.B. from the University of Tokyo, PhD. in national security from Takushoku University, he has authored or co-authored more than 10 books on international affairs. He has appeared live more than 250 times on BBC, Al-Jazeera English, CNN, CNA, etc.