Hana-Kimi volume 1 features story and art by Hisaya Nakajo.

Mizuki Ashiya is no slouch when it comes to a challenge. She's a star of track and field at her high school, after all. So when she falls for fellow athlete Izumi Sano, she figures out an ingenious plan to get close to him. Now she's moved to Japan, enrolled in the all-male high school Sano goes to, and become his roommate! How? She's disguised herself as a boy! Whatever happens next, things are about to get seriously complicated!

Collects volumes 1-3 in an omnibus edition.