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 second week of October (October 7 to October 13) below!

Instiz Chart Singles Ranking

1. DAY6 - "Happy" - 34,241 Points

2. QWER - "My Name is Malgeum" - 25,815 Points

3. DAY6 - "Welcome to the Show" - 16,577 Points

4. aespa - "Supernova" - 12,880 Points

5. aespa - "UP (Karina Solo)" - 10,049 Points

6. NewJeans - "How Sweet" - 9,906 Points

7. DAY6 - "Time Of Our Life" - 9,861 Points

8. QWER - "T.B.H" - 9,161 Points

9. ECLIPSE - "Sudden Shower (Lovely Runner OST)" - 7,806 Points

10. DAY6 - "Melt Down" - 7,573 Points

SEE ALSO: aespa to perform at Africa's biggest music festival, 'Mawazine'