Koichiro Hayama

The Boonboomger collaborates with popular YouTuber HIKAKIN on a shoot at a racing circuit that Taiya purchased. But when Princess Nicola Keydoor ...

In this special, Houtaro and Rinne swapped bodies! In order to return to their original bodies, they need to a complete mission given to them by ...

The year is 2021 and the world is in a state of chaos and fear. The ancient king OOO has come back to life after 800 years of dormancy. As the ...