KO1KEYZ’s Debut Single ‘KO1KEYZ’ Tops Japan Hot 100, Vaundy’s Film Theme ‘Shiwaawase’ Enters Top 10

The Billboard Japan Hot 100 chart released on October 14th confirmed that 'KO1KEYZ' by KO1KEYZ has climbed to the number ten position. This achievement represents a major success for the group, as their debut single from the 12-member formation through PRODUCE 101 JAPAN SHINSEKAI debuted simultaneously in both Japan and South Korea on October 1st. The chart combines physical sales with digital streams, radio airplay, video views, and karaoke data to measure popularity. All sixteen tracks on the album have remained within the top hundred for a second consecutive week, including 'Brand New' at number nine, while Vaundy's track vaults forty-nine spots. [1]

Film Theme Success

Vaundy's film theme song 'Shiwaawase' has also entered the top ten of the Billboard Japan Hot 100 chart. This track serves as the opening theme for the movie Mama ga Mou Kono Sekai ni Inakutemo: Watashi no Inochi no Nikki, which opened in October. The film's opening theme 'Anata no Hana no Iro' from the TV anime Blue Box Season 2 also entered at number twelve. Additionally, 'Doushitemo Doushitemo' by aiko reached number one twenty, while 'KO1KEYZ's' track remains at number ten. [1]

Chart Tallying Process

The Billboard Japan Hot 100 tally includes specific metrics such as the week from October 1st to October 7th. The song achieved a total of fifty-two hundred and forty-eight thousand copies sold during its initial release period. This figure reflects the combined impact of physical sales alongside digital streams, radio airplay, video views, and karaoke data used to calculate the chart ranking. [1]

Group Background

KO1KEYZ is a 12-member group formed through the PRODUCE 101 JAPAN SHINSEKAI project. Their debut single 'KO1KEYZ' was released on October 1st, marking their simultaneous Japan-South Korea debut. The group's initial performance on the Billboard chart demonstrated strong international appeal and solidified their status as a rising force in the Japanese music industry. [1]

Next Steps

Following this October 7th release, the group continues to build momentum with additional tracks. The next step involves tracking how these new releases perform against the established top ten positions. There is no indication of a specific date for their next major chart movement beyond the current week's data. [1]

Sources and further reading

• KO1KEYZ’s Debut Single ‘KO1KEYZ’ Tops Japan Hot 100, Vaundy’s Film Theme ‘Shiwaawase’ Enters Top 10