University freshman of Tama University School of Literature. He is a good friend of Yūta and a womanizer. He insists that his house is only for taking girls in. As a result, he almost never stays at his own home and instead spends time frequently at Yūta's apartment, or at one of his affairs' places. He is however a very caring friend and will help out with chores on his own initiative. He also helps Yūta keep Sako away from his nieces. He also took Miu out on a date in episode 9.