Shangri-La is a series of science-fiction (with supernatural elements) Light Novels written by Eiichi Ikegami in 2004 and 2005, which was adapted into a manga and an anime by GONZO in 2009. An odd duck if there ever was one, proposing a world driven into poverty by carbon taxes, into chaos by arbitrage in carbon credits, and awaiting a savior - in the form of a Genius Ditz Magical Girl with a Precision-Guided Boomerang.