Kei Satō and Akiko Koyama have appeared together in 2 films between 1968 and 1978. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1968 | Death by Hanging | |
| 1978 | Empire of Passion |
Kei Satō also often with: Nagisa Ōshima (6), Fumio Watanabe (5), Ichirō Nakatani (4), Jun Hamamura (4), Taiji Tonoyama (4)
Akiko Koyama also often with: Nagisa Ōshima (3), Kanae Kobayashi (2), Taiji Tonoyama (2), Tatsuya Fuji (2), Tomi Mitsuboshi (2)