Tamao Shiwaku (塩飽 玉男, May 12, 1906 – December 15, 1990) was a Japanese runner. He competed at the 1936 Olympics in the marathon but did not finish the race. He died in Sakaide, Kagawa on December 15, 1990.
Source: “Tamao Shiwaku”, English Wikipedia (CC BY-SA 4.0), excerpt
