Films written by Takao Koyama

Mashin Hero Wataru: Mt. Soukai Heroic Legend
1990No ratings yet
- Science Fiction
- Adventure
- +3
Go! Go! Ackman
1994No ratings yet
- Action
- Comedy
- +1
Saving Soldier Cashman
1997No ratings yet
- Action
- Science Fiction
- +2
Dragon Ball Z Kai
2024No ratings yet
- Action
- Fantasy
- +1
Dr. Slump and Arale-chan: Hoyoyo!! Follow the Rescued Shark...
1994No ratings yet
- Comedy
- Animation
Shadow World
1983No ratings yet
- Science Fiction
- Animation