The #1 on M Countdown on 2021-06-10 was “0x1=Lovesong (I Know I Love You)” by Tomorrow X Together — win No. 3 for the song and career win No. 10 for Tomorrow X Together (No. 2 on this show). It also won The Show, Show Champion, Music Bank the same week (4 crowns).
“0x1=Lovesong (I Know I Love You)” has 4 music show wins in total: 2021-06-08 The Show, 2021-06-09 Show Champion, 2021-06-10 M Countdown, 2021-06-11 Music Bank. Tomorrow X Together had 3 wins in 2021 up to this date, and this was win No. 2 on M Countdown. The previous week's M Countdown #1 was “Hot Sauce” by NCT Dream. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2021-06-08 | The Show | 0x1=Lovesong (I Know I Love You)Tomorrow X Together | ★ #1 |
| 2021-06-09 | Show Champion | 0x1=Lovesong (I Know I Love You)Tomorrow X Together | ★ #1 |
| 2021-06-10 | M Countdown | 0x1=Lovesong (I Know I Love You)Tomorrow X Together | ★ #1 |
| 2021-06-11 | Music Bank | 0x1=Lovesong (I Know I Love You)Tomorrow X Together | ★ #1 |