![](https://cdn.animecharacters.io/images/characters/large/150061-null.jpg)
Kustaa (クスター)
He is master Raski's disciple and has been with master Raski for 5 years. He admitted that he was clumsy and was worried that he didn't have his own talent, but Katri encouraged him and regained his energy.
Voice Actors
Bin Shimada
Japanese