 If you liked
Hirunaka no Ryuusei
|
 ...then you might like
Ichibanboshi Kirari
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Both are about a high school girl who moves to a big city and has to adjust to a new life/school/friends. During this process she falls in love with her teacher. And of course it becomes a triangle when the second guy comes around.... Sweet and short! Better ending than Hirunaka no Ryuusei....