Kao dake sensei (2021)

Kametaka Chisato is the head of the second-year students of Shiritsu Kikurei Gakuen High School and decides to hire a part-time teacher to maintain the work-life balance of the teachers in school. However, the part-time teacher is Endo Issei, who doesn't behave like a teacher. He appeared in school in a red polo shirt and flip-flops, and only wrote his social media account on the board during self-introduction. Issei has been creating various troubles since his appearance. Will he, who is ridiculed as a "looks-only teacher" help his students?