January 2013 produced 5 #1s across six music shows, shared by 4 artists and 4 songs.
The most wins went to Girls' Generation (2), followed by Psy (1) and Yang Yo-seob (1).
The most-awarded song was “I Got a Boy” by Girls' Generation with 2 wins on 2 shows, then “Caffeine” with 1.
No song swept five or more shows.
First-ever music show wins went to Girls' Generation, Baechigi — 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 |
|---|---|---|
| 2013-01-03 | M Countdown | CaffeineYang Yo-seob |
| 2013-01-04 | Music Bank | Gangnam StylePsy |
| 2013-01-10 | M Countdown | I Got a BoyGirls' Generation |
| 2013-01-11 | Music Bank | I Got a BoyGirls' Generation |
| 2013-01-31 | M Countdown | Shower Of TearsBaechigi |