Toshihiro Okuyama, Japan, is a professor at the department of journalism in Sophia University and a former reporter for the newspaper Asahi Shimbun.
In his 33 years with the newspaper, Okuyama wrote about public prosecutors, the judiciary system and Japan's ministry of finance. He investigated a number of financial scandals and wrote the books "Declassification of the Lockheed Scandal: How Kakuei Tanaka Earned the Enmity of the US Government"; "Power of Whistleblowing: What Would Whistleblower Protection Act Protect?" and “Reportage TEPCO: A Month of Nuclear Crisis”.
He has co-authored other books, including "Giso Ukeoi – Disguised Employment Contracts: Workers in the Gap-Widening Society".
Okuyama was a Scholar in Residence at the Investigative Reporting Workshop at the American University. He is also a part-time lecturer at the Graduate School of Journalism of Waseda University, in Tokyo. He became a professor in 2022.