収録内容

[Disc 1]

1. Party Up!! / X4

2. 誓い / X4

3. Party Up!! [instrumental]

4. 誓い [instrumental]

[Disc 2]

1. Party Up!! [LIVE VIDEO] / X4

2. obsession [LIVE VIDEO]

3. IDKYN -I don’t know your name- [LIVE VIDEO]