Kei Satô: Kei Satô. Actor: The Sword of Doom. Kei Satô was born on 21 December 1928 in Aizuwakamatsu, Fukushima, Japan. He was an actor and director, known for The Sword of Doom (1966), The Ceremony (1971) and Onibaba (1964). He died on 2 May 2010 in Setagaya, Tokyo, Japan.