How many movies have Ichirō Nakatani and Shigeru Kōyama acted in together?

They have worked on 12 movies together! Their first movie together was Kwaidan (1965) while their highest rated movie together was The Militarists (1970). They have not worked together since Rainbow Kids (1991). They are most known for their drama films together.

Role
Wakayama TV 'Shacho'
Role
Kunijiro Yanagawa, 1st son
Role
Taisuke (Itskuki's brother)
Role
Dr. Kihara
Role
Taisuke, Tajihei's brother
Role
Officer Okajima (uncredited)
Role
Officer Kanedo
Role
First Lieutnenant Kuroda
Role
Susumu Kato - Imperial Household General Affairs Section
Role
(segment "Hoichi the Earless") (uncredited)
Role
(segment "In a Cup of Tea") (uncredited)