Kouta Koga (古賀 幸太)
Kouta is the younger brother among the twins. Compared to Rakuta, he is more hot-headed and doesn't think much before he acts. He appears to be infatuated with Yaya, but often sees her going after Mayuki, which causes Kouta to envy him
Voice Actors
Romi Park
Japanese
Tae Yeol Jeon
Korean