Toshiaki Okamura (岡村 俊昭; 4 May 1912 – 25 January 1996), also known as Yeh Tien-sung (Chinese: 葉天送; Wade–Giles: Yeh4 Tien1-sung4), was a Taiwanese baseball outfielder who played for the Nankai Hawks of the Japanese Baseball League (JBL) from 1939 to 1949.
Source: “Toshiaki Okamura”, English Wikipedia (CC BY-SA 4.0), excerpt