Yamahiko, the younger brother, hunts in the mountains, and Umihiko, the older brother, fishes in the sea. One day, Yamahiko loses Umihiko's precious fish hook. Yamahiko goes to a country at the bottom of the sea and somehow finds the hook. But when he returns, he finds his village in ruins.
- Created by
- Kazuhiko Watanabe
- Origin
- JP