たっちゃん・ももちゃんのふしぎなたいけんTat-chan - Momo-chan no Fushigina Taiken
1997 · OVA · 1 episodes
The story
OVA
Tat-chan and Momo-chan are kindergarteners playing in a sandbox as usual. They get sucked in a game world where they watch Waterman fight Satan Fire. This OVA is meant to teach fire safety to children.