Kakeru has black hair and red eyes. Kakeru is tall, muscular, and strong, with defined muscles. He is a Yandere that is obsessed with his love interest. He is composed and confident in his power, displaying a calm, calculating personality; almost at all times. He is cold, but he can be gentle at times. He acts rude, cold, and hostile, but deep down he is passionate in his love. He is known to be more or less emotionless. He is willing to kill others for his beloved if he feels he must.