He began acting in the theatre company Bungakuza and later co-founded Gekidan Kumo (劇団雲 "Cloud Theatre Company") in 1963.
He provided the voice of Snufkin in the television adaptions of Moomin, a book series and comic strip by Tove Jansson.
Nishimoto was also known for dubbing the Japanese language versions of many Disney films.
You can help Wikipedia by expanding it.This article about a Japanese television actor is a stub.
You can help Wikipedia by expanding it.This biographical article about a Japanese voice actor is a stub.