Valvrave the Liberator

Plot
Kakumeiki Valvrave, also known as Valvrave the Liberator, is an anime about an era where 70% of the human race lives in space due to the development of space cities. A young high school student named Haruto Tokishima gets involved in a war when he finds a humanoid weapon called Valvrave. The mecha was hidden in Jiōru, a nation that is supposed to be neutral in the fight between the Dorushia Military Pact Federation and the Atlantic Ring United States (ARUS). With his discovery, Haruto's life is changed.

Official

 * Official website
 * Official MBS website
 * Official Aniplex USA Website

Other Sources

 * Wikipedia
 * Anime News Network