ワン★オポ! THE BEST OF BEST!! (WAN★OPO! THE BEST OF BEST!!)

==Background==
WAN★OPO! THE BEST OF BEST is Wonderful☆Opportunity's first major album, featuring their most notable works. It is a compilation album consisting of 18 songs, featuring exclusively Kagamine Rin and Len.
==Preceding and succeeding albums==
WONOPOVOL.09.jpg|Wonderful★Opportunity! vol.09
WONOPOVOL.10.jpg|Wonderful★Opportunity! vol.10
 
==Track Listing==
==External links==
===Official===
===Unofficial===
Category:Albums
Category:Japanese albums
Category:Albums featuring Kagamine Rin
Category:Albums featuring Kagamine Len