Sora no Manimani (宙のまにまに?) is a Japanese manga written and illustrated by Mami Kashiwabara. The manga began serialization in the November 2005 issue of Kodansha's Afternoon manga magazine, and as of September 2008, five bound volumes have been released in Japan. An anime adaptation by Studio Comet and directed by Shinji Takamatsu will begin airing in Japan in July 2009.

Source: Wikipedia