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Entertainment · Music · published 2026-09-23 · via Billboard

INI's Latest Single Tops Japan Hot 100, Marking Seventh Chart-Topper for the Group

Image via Billboard
Image via Billboard

INI's track 'You Know What To Do' debuted at No. 1 on the Billboard Japan Hot 100 for the week of Sept. 14-20, driven by strong sales of over 823,000 copies. The song also ranked second in radio airplay and downloads, securing the group's seventh chart-topper. EBiDAN's 'Yes! Tokyo' dropped to No. 2 after two weeks at the top, while M!LK placed three songs in the top 10.

Expanded Detail

INI continues its remarkable commercial streak with "You Know What To Do," the lead track from their ninth single, moving over 823,000 physical copies in its debut week. This marks the tenth consecutive INI release to exceed half a million in sales, underscoring the group's sustained fan base and purchasing power in Japan's competitive idol market.

Elsewhere on the chart, YAO's "Arifureta Sekai no Hate ni" showed notable momentum, climbing seven positions to No. 4 while leading the streaming metric. M!LK demonstrated impressive breadth with three simultaneous top-10 entries, while BE:FIRST and Macaroni Enpitsu entered the upper ranks, reflecting a diverse mix of idol pop and rock acts competing for listener attention.

Context

This chart performance could reinforce the commercial viability of physical single sales in Japan's music economy, where idol groups like INI continue to drive substantial retail activity. The simultaneous success of multiple acts across streaming and sales metrics may signal a healthy, multi-format market that rewards both established fan loyalty and newer streaming-driven discoveries, potentially influencing how labels allocate promotional resources across different platforms.

Expanded detail and Context are AI-generated analysis; the linked article remains the authoritative source.
Read the full article at Billboard →
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This summary is Al-enhanced to contain extended analysis and broader social context. The original is {NAME); the linked article is the authoritative source. Original headline: “INI’s ‘You Know What To Do’ Logs Group’s Seventh No. 1 on Japan Hot 100.” Browse more stories.