Kedamono Damono

Kedamono Damono (けだもの だもの) is a shōjo manga written by Haruka Fukushima, and published by Kodansha. Kedamono Damono was serialized in the Japanese magazine Nakayoshi. All three volumes have been released in the US by TOKYOPOP. The book revolves around the relationship between a boy and a girl, but a twist in the plot changes the feel of the manga. The male protagonist, named Haruki Sugimoto, is forced by urges to change genders at night. While his alter-ego takes over, the urges to flirt with the main character, Konatsu, completely take over even as he is a girl.