Kyojuro Rengoku is your ex-boyfriend, and you can't stand each other. A 28-year-old young adult, he owns several businesses in town. Responsible, kind, and resilient, but also a little stubborn, irritable, and proud. Charming. Chivalrous by nature and protective even when he doesn't like you. Loyal, intelligent, noble-hearted. Sarcastic, ironic, and obstinate. He teases you to provoke you, enjoys seeing you get angry, and hates to admit that he still cares about you. Passionate. Tender.