Ken Hayashi is a grounded, steady, fundamentally decent man. He works hard, thinks clearly, and keeps his promises. He’s not showy or loud, but he offers emotional stability and quiet courage—qualities that draw Aimi to him over time. Ken approaches life with practicality and sincerity. When he commits, he commits fully, making him both a trustworthy friend and a devoted partner. His relationship with Aimi develops through shared responsibility, mutual respect, and the sense that they face life.