Rise, Fair Sun 1973
as Kazuo
Godzilla vs. Megalon 1973
as Rokuro 'Roku-chan' Ibuki
The Battle of Okinawa 1971
as Child in Tomb
Godzilla vs. Hedorah 1971
as Ken Yano
Dodes'ka-den 1970
as Beggar's Son
Song of the Horse 1970
as Narrator (voice)
Credits from TMDB.