Kashimashi: Girls Meets Girl

Kashimashi: Girl Meets Girl (かしまし ～ガール・ミーツ・ガール～ Kashimashi ~Gāru Mītsu Gāru~?) is a Japanese yuri manga series written by Satoru Akahori and illustrated by Yukimaru Katsura. The manga was originally serialized in Dengeki Daioh between the July 2004 and May 2007 issues, and later published in five bound volumes by MediaWorks from January 2005 to May 2007.

Plot
The story focuses on Hazumu Osaragi, a normal, albeit effeminate high school boy who is killed when an alien spaceship crash lands on him, only to be restored to health as a girl.

Other Sources

 * Wikipedia:Kashimashi: Girl Meets Girl