Hanazakari no Kimitachi e (2007)

Hanazakari no Kimitachi e 2007 / 花ざかりの君たちへ　～イケメン♂パラダイス～ 2007 / Hana Kimi , Ikemen Paradise , For You in Full Blossom

This hilarious comedy follows the chaos, troubles, and friendship at a boys' boarding school after a girl disguised as a boy joins. Ashiya Mizuki has just come back to Japan from California where she was raised. She fell in love with Sano Izumi, a hopeful high jump hero, who has quit after an accident. As she wants him to go back to the sport once again, she enters the same high school as a boy! With short hair, a flattened chest, and lowered voice, she starts sharing the same room with Sano. (Source: DramaWiki) ~~ Adapted from the manga ‟Hanazakari no Kimitachi e‟ (花ざかりの君たちへ) by Nakajo Hisaya (中条比紗也).