Kono Danshi, Uchuu-jin to Tatakaemasu.

Also known as:  Kono Danshi, Uchuu-jin to Tatakaemasu.: Bokura no Sekai no Mamorigata; This Boy Can Fight Aliens!; That Boy Can Fight the Aliens.; This Boy OVA; Kono Danshi OVA; KonoDan

The OVA project Kono Danshi (This Boy) is coming from auteur director Soubi Yamamoto and CoMix Wave Films. In the first episode of this "pitiful and beautiful adolescent story" - titled Kono Danshi, Uchuu-jin to Tatakaemasu. (This Boy Can Fight Aliens!) - the world is invaded by aliens, and a boy named Kakashi stands alone with the power to fight back against them - except he lost his memories.

Permalink: anime-1333

Producers, official website and other details: AniDB, ANN. Search on: Wiki.