Shizukanaru Don: Yakuza Side Story
Japanese title: 静かなるドン Yakuza Side Story
Alternative titles: The Quiet Don, The Quietened Don
Type: OVA
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Apr 12, 1991
Duration: 45 min
Rating: R+ - Mild Nudity
Producers: Tokyo Movie Shinsha
Genres: Action, Comedy, Drama
Themes: Organized Crime
Demographics: Seinen

This manga depicts the life of Shizuya Kondou, a man who designs underwear by day and is "don" of a gang at night.

(Source: ANN)