I Don't Underdstand! The Game of Love That Adults Play

Ami Koshimizu

Nadja Applefield (voice)

Mitsuki Saiga

Francis Harcourt / Keith Harcourt (voice)

Takumi Yamazaki

Abel Geiger (voice)

Daisuke Kishio

Thomas O'Brien (voice)

Reiko Kiuchi

Kennosuke Tsurugi (voice)

Kazuya Ichijo

George Haskill (voice)

Rumi Shishido

Rosemary Applefield (voice)

Hisako Kyoda

Anna Petrova (voice)

Fumiko Orikasa

Sylvie Arte (voice)

Ikue Otani

Rita Rossi (voice)

Eiji Maruyama

Duke Preminger (voice)

Reiko Yasuhara

Collette Preminger (voice)

Issei Futamata

Herman Preminger (voice)

Tomokazu Seki

Oscar Colorado (voice)

Kenjiro Tsuda

Harvey Livingston (voice)