Chikyu MisakiChikyu Misaki.

Chikyu Misaki (Japanese: 地球美紗樹, Hepburn: Chikyū Misaki; "Earth Misaki") is a Japanese manga series by Yūji Iwahara. The series was released in the United States by CMX Manga and follows a young girl as she returns to her grandfather's house after his death, only to get drawn into a series of misadventures with a mysterious shape changing boy.