University freshman of Tama University School of Literature. He is a good friend of Yuta.
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 place. He is however a very caring friend and will help out with chores on his own initiative. He also helps Yuta keep away Sako from his nieces. He has a soft spot for Miu.