Japan’s autumn live music calendar takes shape as major festival organizers announce dates and locations for September 2026, headlined by the multi-weekend expansion of Rock In Japan Festival and regional events spanning Hokkaido to Miyazaki, according to official festival schedules.
Rock In Japan Festival 2026 Expands in Chiba
Rock In Japan Festival 2026 takes place at Chiba City Soga Sports Park in Chiba, running across two extended weekends from September 12 to September 13 and September 19 to September 21, 2026, according to the official event calendar.
Regional Festivals Set for September 12-13 Weekend
Five distinct music festivals share the weekend of September 12 to September 13, 2026, offering localized lineups across different regions of Japan:
- Tomakomai Mirai Fest 2026: Held at Tomakomai Kirakira Park in Hokkaido.
- One & Only Festival 2026: Hosted at Osaka’s Akarenga Warehouse GLION MUSEUM.
- Yokosuka Reggae Bash 2026: Located at the Natsushima Ground Special Venue in Kanagawa.
- Obororock 2026 (~Tsuruga Music Festival~): Centered at the Tsuruga Civic Cultural Center and surrounding venues in Fukui.
UMK Seagaia JamNight 2026 in Miyazaki
UMK Seagaia JamNight 2026 runs as a single-day event on Saturday, September 12, 2026, at the Seagaia Event Square in Miyazaki, according to the official schedule.
Summary of September 2026 Music Festivals
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