KEDAMONO DAMONO Vol 1,2,3 English Manga (Books) new
 
TOKYOPOP
(W/A/CA) Haruka Fukushima
  From the author of Instant Teen!  comes a wacky romance between a girl and a guy-who turns into a girl at night.  Konatsu is the manager of the boys' basketball team, and has a crush on her senpai, who oversees the team and is a real jerk.  As Konatsu confides in Haruki, their relationship begins to grow closer.  The only problem:  Haruki is a boy by day, and a real pervy girl by night!