Manga
The Mei no Naisho manga series, written and illustrated by Shiori Kusaka, was serialized in Fujimi Shobo's shōnen manga magazine Dragon Age Pure between October 20, 2007 and December 19, 2008. After Dragon Age Pure was discontinued in early 2009, the manga was transferred to Fujimi Shobo's Monthly Dragon Age magazine starting with the June 2009 issue. The first bound volume was released in Japan on June 9, 2008 under the Kadokawa Comics Dragon Jr. imprint; the second volume was published on August 8, 2009.
Read more about this topic: Mei No Naisho