Eden no umi (1976)

A new teacher called Nanjo is transferred to a rural all-girl high school from Tokyo. He is happy and kind and with one exception the students love him. The exception is not so friendly toward him. This girl and teacher are paired during a sport activity at school. There is a mishap, she faints and wets herself. He buys her new underwear, which everyone finds out about. They just do not know the story behind the purchase and the gift as he is trying to protect her and save her from embarrassment. A minor scandal may be occurring.