"R.O.S.E" is his Japanese debut song. According to the March 11th chart, 'R.O.S.E' ranked in at #5 with 38,666 copies sold. 'R.O.S.E' previously ranked in at #2 on Oricon's daily chart a day after its release and also took #1 on Tower Records' Shibuya store daily sellers chart. 

'R.O.S.E' is even more significant as Wooyoung himself participated in producing the album jacket image, music video, and the four-track album.

Check out the Korean version of the MV above!