徳森浩行, Hiro, Toku-chan
Son of Gokinjo Monogatari character Hiroaki Tokumori a.k.a quotTokuchanquot. Yukari039s classmate as well as the object of her affections at the beginning of the story. He is very intelligent and handsome. Hiroyuki was once in love with Miwako but Arashi forbid her from seeing him. He eventually falls for Yukari.