October 2015 produced 14 #1s across six music shows, shared by 9 artists and 9 songs.
The most wins went to Taeyeon (5), followed by Im Chang-jung (2) and Got7 (1).
The most-awarded song was “I” by Taeyeon with 5 wins on 5 shows, then “Love Again” with 2.
Songs that swept five or more shows: “I”.
First-ever music show wins went to Soyou & Kwon Jeong Yeol, Park Kyung, Got7, Im Chang-jung, Taeyeon, BtoB and 1 more — 7 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 |
|---|---|---|
| 2015-10-01 | M Countdown | Lean On MeSoyou & Kwon Jeong Yeol |
| 2015-10-03 | Show! Music Core | Ordinary LovePark Kyung |
| 2015-10-06 | The Show | If You DoGot7 |
| 2015-10-07 | Show Champion | Mind Your Own BusinessAilee |
| 2015-10-08 | M Countdown | Rhythm TaiKon |
| 2015-10-09 | Music Bank | Love AgainIm Chang-jung |
| 2015-10-11 | Inkigayo | Love AgainIm Chang-jung |
| 2015-10-14 | Show Champion | ITaeyeon |
| 2015-10-15 | M Countdown | ITaeyeon |
| 2015-10-16 | Music Bank | ITaeyeon |
| 2015-10-18 | Inkigayo | ITaeyeon |
| 2015-10-21 | Show Champion | Way Back HomeBtoB |
| 2015-10-24 | Show! Music Core | ITaeyeon |
| 2015-10-27 | The Show | I'm FineKim Dong-wan |