before the Naruchika live in Shizuoka today, Mizuki, Eripon, Haruna, Ayumi became tourists and visited Hamamatsu Castle. they also attempted to walk the windy sand dunes.
Haruna found a new turtle friend at the souvenir shop and fell in love with it. Ayumi and Haruna named it "Ta-Dol" (Turtle+Idol). they decided to bring it along for the journey. Sayumi loves it. Ayumi made it dance to Wagamama Kinomama Ai no Joke.