Anyamal Tantei Kiruminzoo episode 22

It aired on Monday, 8 March 2010.

Raccoon has come!

Arai, a member of the Fang Clan who escaped from Misa's punishment, hides in the Mikogami household in the form of a raccoon, where he is adored and called "Racoo". When Riko and her friends hear that a raccoon has been spotted in the Kamihama Nature Reserve, they head out to find Racoo's owner...