He doesn't show signs of cooperating and has little interest in others, shown by grabbing Kanata Ubuyashiki's by the hair. He has a foul-mouth and a “lone wolf” type of personality where he refuses to receive help from others. His brother Sanemi also refused to acknowledge Genya, making him insecure while growing up. In contrast to his brash, somewhat abusive attitude when he was first introduced, Genya has become shy around women. Especially his lover.