Brave Hearts: Umizaru (2012)
Brave Hearts: Umizaru is a 2012 Japanese film directed by Eiichirō Hasumi and based on the manga series Umizaru.
More at Wikipedia.
Director: Eiichirō Hasumi
Distributor: Toho
Release date: July 13, 2012
Running time: 116 minutes
External links:
Official site
IMDb