Actor

So Yamamura

19 credited titles on WatchWise

So Yamamura (山村聰, Yamamura So, 24 February 1910 – 26 May 2000) was a Japanese actor and film director. He appeared in more than 110 films between 1947 and 1991, and directed four films. He was also known by the name Satoshi Yamamura, while his actual birth name is Koga Hirosada. In the US, he is well known for his portrayals of Japanese Admiral Isoroku Yamamoto of the Combined Fleet, in Tora! Tora! Tora!, and of Mr. Sakamoto, the CEO of Assan Motors in Gung Ho.

So Yamamura in one minute

Strongest genre

Biggest hit

Standout efficiency

Gung Ho · gross ÷ budget

Commercial performance

Associated lifetime gross

$5.9M

Combined reported budget

$2.5M

Gross / budget

2.4x

Bankability Index

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All figures are associated, not attributed — box-office numbers are sourced from TMDB and Wikipedia (reused under CC BY-SA), shown in US$, and weighted by billing prominence. Coverage varies by title; figures are estimates, not audited trade data.