Totta loves to fish. One day a bar soul named Potepen appears from the barcode on Totta's bag of potato chips. Together, Totta and Potepen use a special "Bakutsuri" bar rod item to fish for other bar souls.
The next generation of "American Ninja Warrior" begins, as some of the show's biggest fans now get an opportunity to compete for the chance to be named American Ninja Warrior junior champion.
The main characters, Hopi, Toto, and Mao, three close feline friends, embark on a journey across the unknown ocean to develop a new town.
Their destination is the legendary island, "Star Island!"
The Hopi people (Nyanko), having stumbled upon Star Island by chance, immediately begin developing the island, but various difficulties await them there.
Will the Nyanko be able to successfully develop the island of stars...?