ハルアルバム (Haru Album)

==Background==
Haru Album is Wonderful☆Opportunity's second mini album. It consists of 4 songs to 'greet spring'.
==Preceding and succeeding albums==
Wanopo_first_album.jpg|Wonderful★Opportunity! vol.01
Wanopo_Album_third.jpg|Wonderful★Opportunity! vol.02
 
== Track Listing ==
==External links==
===Official===
===Unofficial===
Category:Albums
Category:Japanese albums
Category:Albums featuring Kagamine Rin
Category:Albums featuring Kagamine Len