Just Be Friends - clear - DearestⅡ
DearestⅡclear に収録されているJust Be Friendsです！

original sung by Luka Megurine
http://www.youtube.com/watch?v=VoPzP-MwcLI
cover by [clear]

Clear released his new album titled "Dearest II" on 07/13/2011
you can order one from here:
http://www.play-asia.com/Dearest_II/paOS-13-71-cv-49-en-70-48me.html

ed. Clear isn't a Vocaloid but one of the NicoNicoDouga singers (aka. "utaite") known for doing covers of the Vocaloid songs.
if you're curious read more on
http://utaite.wikia.com/wiki/Clear