October 2018 produced 17 #1s across six music shows, shared by 8 artists and 8 songs.
The most wins went to iKon (5), followed by IU (3) and NCT 127 (3).
The most-awarded song was “Goodbye Road” by iKon with 5 wins on 5 shows, then “Regular” with 3.
Songs that swept five or more shows: “Goodbye Road”.
First-ever music show wins went to Cosmic Girls, Soyou — 2 artists in total.
Counts are recomputed every morning from each show's published results (Wikipedia lists, CC BY-SA). Weeks without a broadcast or record are shown in grey; dates open episode pages.
| Date | Show | Song · Artist |
|---|---|---|
| 2018-10-02 | The Show | Save Me, Save YouCosmic Girls |
| 2018-10-06 | Show! Music Core | There Has Never Been a Day I Haven't Loved YouIm Chang-jung |
| 2018-10-07 | Inkigayo | There Has Never Been a Day I Haven't Loved YouIm Chang-jung |
| 2018-10-09 | The Show | All NightSoyou |
| 2018-10-10 | Show Champion | Goodbye RoadiKon |
| 2018-10-11 | M Countdown | Goodbye RoadiKon |
| 2018-10-12 | Music Bank | Goodbye RoadiKon |
| 2018-10-13 | Show! Music Core | Goodbye RoadiKon |
| 2018-10-14 | Inkigayo | Goodbye RoadiKon |
| 2018-10-16 | The Show | RegularNCT 127 |
| 2018-10-19 | Music Bank | BbibbiIU |
| 2018-10-20 | Show! Music Core | BbibbiIU |
| 2018-10-21 | Inkigayo | BbibbiIU |
| 2018-10-25 | M Countdown | RegularNCT 127 |
| 2018-10-26 | Music Bank | RegularNCT 127 |
| 2018-10-30 | The Show | Shoot OutMonsta X |
| 2018-10-31 | Show Champion | Shoot Out— |