RokomokoRoko Moko, Roko-Moko

From Chibi Manga: Hiroko never had the experience to have a boyfriend. She started recently to live with her childhood friend Tomoko who pretends that she had a lot of boyfriends... Then Hiroko started to have feelings for Takeru who's in the broadcasting club like her. But when she tried to approach him at the school festival she suddenly discover the truth...