Polar Bear Bears Boredom (2021)
A polar bear who is very bored with various marine animals in the deep blue sea. It continues an ancient tradition of "Caricatures of Frolicking animals" in scroll painting-style; this time, "Frolicking Sea Animals," in animation form, with a play on Japanese and English language word-plays: "Hokyoku-Guma Suggoku Hima. / Polar bear bears boredom", "Kawauso Kawaisou./Other otter, poor otter," etc.
Director: Koji Yamamura
| Directing | Koji Yamamura | Director |
| Writing | Koji Yamamura | Writer |
| Sound | Masumi Takino | Sound Designer |
| Sound | Yusuke Miyoshi | Sound Re-Recording Assistant |
| Visual Effects | Koji Yamamura | Animation |
| Art | Koji Yamamura | Painter |
| Production | Koji Yamamura | Producer |
| Sound | Chinatsu Koizumi | Sound Engineer |
| Sound | Kazunari Motoki | Sound Mixer |
| Crew | Koji Yamamura | Digital Producer |
| Sound | CASIO Toruko Onsen | Music |
| Sound | Tsutomu Asakura | Sound Recordist |