The Instiz chart combines the overwhelming variety of charts that South Korea uses to rank music sales, and it's also what fans use to determine whether their favorite artist has achieved an "All-Kill."

Check out the chart rankings for the first week of October (September 30 to October 8) below!

Instiz Chart Singles Ranking

1. DAY6 - "Happy" - 38,309 Points

2. DAY6 - "Welcome to the Show" - 20,584 Points

3. QWER - "My Name is Malgeum" - 18,470 Points

4. aespa - "Supernova" - 16,515 Points

5. DAY6 - "Time Of Our Life" - 10,544 Points

6. NewJeans - "How Sweet" - 10,025 Points

7. DAY6 - "Melt Down" - 9,224 Points

8. QWER - "T.B.H" - 9,202 Points

9. (G)I-DLE - "Klaxon" - 8,605 Points