The #1 on Inkigayo on 2018-01-07 was “Heart Shaker” by Twice — win No. 5 for the song and career win No. 34 for Twice (No. 8 on this show).
“Heart Shaker” has 6 music show wins in total: 2017-12-21 M Countdown, 2017-12-22 Music Bank, 2017-12-23 Show! Music Core, 2017-12-24 Inkigayo, 2018-01-07 Inkigayo, 2018-01-13 Show! Music Core. Twice had 1 wins in 2018 up to this date, and this was win No. 8 on Inkigayo. The previous week's Inkigayo #1 was “Heart Shaker [b]” by Twice, so the same song held on. The other shows that week went to Music Bank: “Universe” by Exo; Show! Music Core: “Universe” by Exo. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2018-01-05 | Music Bank | UniverseExo | ★ #1 |
| 2018-01-06 | Show! Music Core | UniverseExo | ★ #1 |
| 2018-01-07 | Inkigayo | Heart ShakerTwice | ★ #1 |