The father of Mari, Kaoru, Anna, Kanna, and Satoru, the husband of Mariko, and son of Otoki he is the main antagonist of <i>Kichikujima</i> and it's prequel <i>Zoumotsujima</i>. He is also a supporting character in the spin-off manga Koisuru Kichikujima.<br /><br />
