Myomyomyomyomyomyomyon!
Uploaded from Nico Nico Douga:
http://www.nicovideo.jp/watch/sm13409038
Original Title: Nyanyanyanyanyanyanya!
Original Music by: Daniwell-P
Singer: Miku Hatsune (VOCALOID)
http://www.youtube.com/watch?v=RG5bESZaTQ0
http://www.nicovideo.jp/watch/sm11509720
Alt tags: Touhou Neko Youmu Yuyuko Nyanyanyanyanyanyanya! anime アニメ 東方 Miku Hatsune VOCALOID