Asobi ni Iku yo! Asobi ni Oide

あそびにいくヨ! あそびにおいで

Catian Eris is now on a mission to learn about Earth games and how they are played, but she seems to think that bets have to be placed every time. And while some bets are material items, eventually the Catians learn about betting items of clothing...

(Source: MAL)