Kei Satō and Shigeru Kōyama have appeared together in 2 films between 1962 and 1981. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1962 | 목숨을 걸고 | |
| 1981 | The Imp |
Kei Satō also often with: Nagisa Ōshima (6), Fumio Watanabe (5), Ichirō Nakatani (4), Jun Hamamura (4), Taiji Tonoyama (4)
Shigeru Kōyama also often with: Shin Kishida (4), Ken Takakura (3), Daigo Kusano (2), Ichirō Nakatani (2), Komaki Kurihara (2)