Shangri-La (シャングリ·ラ, Shanguri Ra?) is a Japanese science fiction novel series, written by Eiichi Ikegami and illustrated by Ken'ichi Yoshida, which was serialized in Kadokawa Shoten's Newtype magazine between April 2004 and May 2005. It was later adapted into a manga series, featuring art by Tasuku Karasuma and serialized in Shōnen Ace's Ace Assault from January 2009, and an anime television series, directed by Makoto Bessho, written by Hiroshi Ōnogi and featuring animation character designs by Range Murata, premiered in Japan on April 5, 2009.

Source: Wikipedia