Mamoru Shinozaki

was a journalist for Dentsu (later Dōmei) and spy for the Ministry of Foreign Affairs in pre-war years, a military executive in Japanese-occupied Singapore, and a businessman and writer in post-war years. He is known for the in 1940, and for his testimony in the war crimes trial in 1947 for the Sook Ching massacre.

He was also known for his autobiography, which related the history of Japanese-occupied Singapore and was criticized by many researchers and Singaporean residents for his self-praise and for alleged lies and distortions of many historical facts. Provided by Wikipedia