The #1 on M Countdown on 2020-01-09 was “Thumbs Up” by Momoland — win No. 1 for the song and career win No. 10 for Momoland (No. 3 on this show).
“Thumbs Up” has 1 music show wins in total: 2020-01-09 M Countdown. Momoland had 1 wins in 2020 up to this date, and this was win No. 3 on M Countdown. The previous week's M Countdown #1 was “Wannabe” by Golden Child. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.