Momonga siblings are the supporting antagonists in Hello yoshi series and the main antagonists of Hello kitty Ringo no Mori Fantasy triology, they are momongas (A momonga is a race of flying squirrel, like the Pokémon Emolga.) anthromorphic look like creatures, they are mages and use magic and have ability to steal to treat all the people. Also they have the only goal: stealing the Apple pendent from Pururu fairy.
Monga is the purple creature with top hat with the skeleton face, and he uses his blue tuxedo.
And Montine is the pink creature with pink bow and long sleeved dress and pearl neckace
