| # | Title | Artist | |
|---|---|---|---|
| 01 | What's Going On? ~Why? What For? イゲ ムスン イリヤ 〜なんで？どうして？ |
B1A4
|
|
| 02 | IN THE AIR -Japanese ver.- |
B1A4
|
|
| 03 | Ige Museun Iriya ~Nande? Doshite? (Instrumental) |
B1A4
|
|
| 04 | IN THE AIR -Japanese ver.- (Inst.) |
B1A4
|
