Season 1 of Mr. Sahara & Toki-kun premiered on November 30, 2023.

Problem student Toki Kaneda seems to be a troublemaker, but he has an innocent nature despite it all. His day-to-day life changes completely when he meets his PE teacher, Ichiro Sahara, who even becomes his motivation to go to school! A somewhat awkward but sincere teacher-student romance is about to begin!