The #1 on Show! Music Core on 2026-04-04 was “Swim” by BTS — win No. 5 for the song and career win No. 81 for BTS (No. 13 on this show).
“Swim” has 5 music show wins in total: 2026-03-25 Show Champion, 2026-03-26 M Countdown, 2026-03-27 Music Bank, 2026-03-29 Inkigayo, 2026-04-04 Show! Music Core. BTS had 5 wins in 2026 up to this date, and this was win No. 13 on Show! Music Core. The previous week's Show! Music Core #1 was “Rude!” by Hearts2Hearts. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2026-04-04 | Show! Music Core | SwimBTS | ★ #1 |