Mahjong-playing sisters Kasumi, Miki, and Shouko are sent to a world where mahjong tiles are currency. In order to return to their world, they must defeat a mahjong-playing rabbit who rules the land.

The mysterious three-faced insectoid being, Violenjiger dispatches the nine "Great Decepticon Generals" to acquire "Zone Energy", destroying the planet Feminia to obtain the world's store, and search for the powerful Zodiac.

Kennosuke, an old-fashioned samurai kid in midcentury Tokyo, gets invited on his first-ever date by his classmate Oden. To prove he's up to the challenge, Kennosuke and his friend Shinobimaru conduct a dry run.