KO1KEYZ debut single tops Billboard Japan Hot 100 on 525,248 sales

KO1KEYZ topped the Billboard Japan Hot 100 chart released Oct. 14 with debut single “KO1KEYZ.” The 12-member group, formed through PRODUCE 101 JAPAN SHINSEKAI after a Japan–South Korea debut on Oct. 7, sold 525,248 copies in its first week to lead physical sales, Billboard Japan said.