On April 25, They released Japan first album Piece with the lead title track "Puzzle". This album containing ten tracks which features the original songs from their japan single album before and adding four extra songs "Killin' Me", "Puzzle", "#GYFL" and "Aura".
Their first Japanese Album "Piece" reached No. 1 on Tower Record's chart all store, No. 3 on the Oricon's weekly album and Billboard Japan Weekly chart.
Track List:
1. Killin' Me
2. Shine Forever
3. Stuck
4. Ready or Not
5. Hero
6. Spotlight
7. Aura
8. Beautiful
9. Puzzle
10. #GFYL
