Main character of Bacchikoi!. He is one of the two love interests the player (Kanada Toshu) can pursue.
He is the son of Yanai Keiji, the president of Yakyusha Academy who is also a business partner of Saji Hideaki, Saji Tomoka's father and monarch of one of the richest families in the game. He was set to an arranged marriage between him and Saji Tomoka by their parents to bring the families closer.
He skips classes often due to his father's position. Despite this, he is deemed as a genius and achieves good grades at his school and is seen with insurmountable potential.
