Iyami found Princess Totoko inside a bamboo stalk, and the sextuplets discovered Chibita the Momotaro inside a large peach floating down the river. The two grew up and fell in love at first sight during a castle ball. At that moment, demons from Onigashima stormed the venue and kidnapped Princess Totoko! Chibita the Momotaro sets off for Onigashima with Nyarome as Benkei, Hatabou as Issun-boshi, and Dekapan as the Lump-Removing Old Man! A one-hour special broadcast on New Year's Eve 1988. A parody work featuring the characters of "Osomatsu-kun" in starring roles, richly infused with the essence of famous fairy tales and folktales.