Age: 16 (15 prior to chapter 109)
Birthday: January 15
Blood type: O
Club: Boy's Badminton Club

A member of his school's boys' badminton team. While not the brightest student, Taiki is both headstrong and hardworking, often giving his all when tackling many tasks. He very routinely goes to the gymnasium for voluntary morning practice, sharing the floor with his crush, Kano Chinatsu.

His favorite food is omurice and his favorite person is his senpai, Chinatsu. He admires her talent and dedication greatly, and overall finds her mysterious behavior adorable. However, he often struggles to make sense of her actions and is a bit awkward in responding to her.