PolaXus Collaboration Album is the first collaboration in DreamS, with songs sung by both Polaris α and NeXus, and featuring DreamS duo KuroShiro. It was released on March 20, containing 6 songs sung by the members of Polaris α and NeXus and one song featuring KuroShiro. It sold 956,758 copies, which made it the highest selling album in all of DreamS. There are no limited copies.
- Brain Kakumei (Polaris α, NeXus, KuroShiro) [Song][Lyrics]
- Help Me! (Polaris α, NeXus) [Song][Lyrics]
- Kimagure Princess (Polaris α, NeXus) [Song][Lyrics]
- Onna ga Medatte Naze Ikenai (NeXus) [Song][Lyrics]
- 3,2,1 Breakin' Out! (Polaris α) [Song]