Goodbye Lilac
1 parts
To high school teacher Kasai, Katou Reiji is a troublesome, yet cute student. Despite being confessed to by Katou, Kasai does not overstep student-teacher boundaries. Spring goes by and he sees Katou off at graduation. A few years have passed and Katou is now a teacher himself. And he happens to come to the school that Kasai works at... (Source: Hoshikuzuu Scans)
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Every entry of this series by aggregate score — the sub-ranking inside the ranking.