初音ミク・鏡音リンオリジナル「PROMINENT」
Hatsune Miku and Kagamine Len sings "Prominent"
Hatsune Miku & Kagamine Rin is Vocaloid program.
http://en.wikipedia.org/wiki/Vocaloid
This work was brought from the place below.
En provenance de Nico Nico Douga :
http://www.nicovideo.jp/watch/sm4452409