The hero of Wansa-kun was Wansa, a husky puppy who is sold for a pittance, then escapes, and spends much time looking for his mother. During his adventures on the street he meets friends, enemies and his beloved girlfriend. This OVA reunites the complete series aired on TV.
Unfortunately the movie Little Wansa is not yet available on HBO Max.
| Directing | Eiichi Yamamoto | Director |
| Writing | Osamu Tezuka | Novel |
| Sound | Hiroshi Miyagawa | Music |
| Production | Yoshinobu Nishizaki | Producer |
| Writing | Keisuke Fujikawa | Writer |
| Writing | Eiichi Yamamoto | Writer |
| Editing | Hitomi Tsukahara | Editor |
| Camera | Masaaki Fujita | Director of Photography |
| Art | Hiromitsu Morita | Art Direction |
| Production | Tatsuo Shibayama | Producer |
| Production | Masuji Harada | Producer |
| Visual Effects | Mitsuo Shindo | Animation |
| Visual Effects | Katsumi Handou | Animation |
| Visual Effects | Noboru Ishiguro | Animation Supervisor |
