Kerokero Keroppi no Yowamushi-ouji no Daibouken
English title: Keroppi in the Adventures of the Coward Prince
Japanese title: けろけろけろっぴのよわむし王子の大冒険
Alternative titles: Hello Kitty and Friends: The Adventures of the Coward Prince, Keroppi and Friends: The Adventures of the Coward Prince
Type: OVA
Source: Unknown
Episodes: 1
Status: Finished Airing
Aired: May 21, 1993
Duration: 30 min
Rating: G - All Ages
Producers: Sanrio
Genres: Adventure, Fantasy
Demographics: Kids

Keroppi is blamed for the tomfoolery of others during a movie. As he runs home crying he is struck by lightening and transported to another world--just like in the movie! There he meets a cowardly prince and the both of them go on adventure to learn about courage and sticking up for oneself.