Saori's music teacher, who taught her to play the flute as a child. He is very kind but is also a little clumsy. He appeared as the new teacher and helped Saori regain confidence in her flute skills. However, during the final battle with Darkman, the main characters find out that Kiryuu is Darkman in disguise. The real Takumi Kiryuu appears shortly after Darkman's demise. His appearance is different from Darkman's disguise, in that he now appears older and has grown a goatee. He takes Saori to Germany to study music at the end of the season. (First appearance: episode 99, although Darkman first disguised as him in episode 82)