"4 Walls / COWBOY" is the second Japanese single and the second double A-side single by f(x), released on November 2, 2016 in two versions: CD Only and CD+DVD.
f(x) promoting the single
Tracklist[]
CD[]
- 4 Walls
- COWBOY
- 4 Walls (Inst.)
- COWBOY (Inst.)
DVD[]
- 4 Walls Music Video -Japanese Ver.-
- 4 Walls Music Video Making
- 4 Walls / COWBOY Jacket making
Versions[]
- CD Only
- CD+DVD
Charting[]
| Chart | Rank | Sales | Total Sales |
|---|---|---|---|
| Oricon Weekly Albums Chart | 15 | 8,280 | 8,677+ |