Letters from a Sakura Tree

Letters from a Sakura Tree (2011) is a drama with 1 season, rated 7.3/10.

A soon-to-be-graduating girls, in high school, find out that their homeroom teacher is terminally ill. He writes each of them inexplicit letters. While they encounter various difficulties in their senior year those letters will help them to resolves their personal issues and grow to be better persons and friends.