There’s no biography for Kosaku Okano yet.
IMDb rating of each title on Cineora, by year.

as Yu's grandfather · 1 episode
as Professor Karube · 1 episode

as Professor Takashi Yabe · 1 episode
as Researcher · 1 episode





as Detective




as Ichimatsu

as Shigeo


as Yamamoto's subordinate · 57 episodes

as Mineoka



The people who keep turning up in Kosaku’s titles.





