User blog comment:Hirodo/EXIT TUNES presents Ikemen Voice Paradise 4/@comment-5027555-20120420132635

Utaites involved: Glutamine himself, Shamuon, Nodoame and Rib. There are some collaborations as well. Shamuon will be collaborating with Kony and Amatsuki, Glutamine with Yuuto and Rib with Yurin.