Kou Tanaka

Kou Tanaka serves as the male protagonist of the Chizuru Tachibana arc, having previously held the position of student council president at Kawanuma East High School. Grounded and level-headed by nature, he repeatedly finds himself entangled in awkward and embarrassing encounters with the school nurse, Chizuru Tachibana, all triggered by a series of unlikely accidents. Unlike many protagonists in similar stories, Kou is far from oblivious when it comes to matters of the heart. His journey concludes on a heartwarming note—after graduation, he marries Tachibana-sensei, and the two welcome a daughter, achieving one of the most fulfilling endings in the series.