Release Date: February 18, 2009
CD
1. Eien
2. UNIVERSE feat.Crystal Kay & VERBAL (m-flo)
3. Believe in LOVE feat.BoA (Acoustic Version)
4. BEST HIT MEGA BLEND
5. Eien (Instrumental)
6. Title Yet to be Decided (Instrumental)
Extra CD
1. Introduction of "BEST&USA"
DVD
1. Eien PV
2. Introduction of "BEST&USA
3. BEST HIT MEGA BLEND ～VISUAL REMIX～
