# Countdown Japan 26/27 music festival

> Developing situation record from CLSTR: https://clstr.news/situations/countdown-japan-2627-music-festival
> Updated: 2026-10-28T04:37:38.000Z. Sources: 3. Developments: 2.

Organizers of the Countdown Japan 26/27 music festival in Chiba have released details regarding the upcoming event scheduled for December 26, 27, 29, 30, and 31, 2026.

Initial announcements identified the first 97 performing artists, including acts such as Creepy Nuts, ENHYPEN, and Yoasobi. Following this, the full lineup was revealed, totaling 179 artists performing across four stages at the Makuhari Messe. The complete roster includes performers such as ASIAN KUNG-FU GENERATION, LE SSERAFIM, and Hatsune Miku.

Organizers stated the festival aims to serve as a “mirror of the musical era” by utilizing a “borderless definition of rock and pop.” Ticket lottery applications have been organized in multiple rounds via the official J-Fes app.

## Timeline

### 2026-10-28: Countdown Japan 26/27 announces full artist lineup

Countdown Japan 26/27 has revealed its complete lineup of 179 artists for its five-day festival at Makuhari Messe this December.

2 sources. https://clstr.news/cluster/countdown-japan-2627-announces-full-artist-lineup

### 2026-10-14: Countdown Japan 26/27 announces first 97 performing artists

The first 97 artists for the Countdown Japan 26/27 music festival have been announced. The event will held over five days in late December 2026 at Makuhari Messe in Chiba.

2 sources. https://clstr.news/cluster/countdown-japan-2627-announces-first-97-performing-artists

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Cite as: Countdown Japan 26/27 music festival. CLSTR, https://clstr.news/situations/countdown-japan-2627-music-festival