2026Held
- Dates
- 2026-07-19–2026-07-19
- Venue
- Osaka · Osaka Castle Open-Air Concert Hall
- Tickets
- Admission Completely free admission (Sales ended · checked 2026-10-20)
- Official announcement
- Official announcement
Osaka, Japan

A free-admission outdoor electronic music event held in summer at Osaka Castle Open-Air Concert Hall. The official site calls the 2026 edition a "full comeback."
Last checked: 2026-10-31. Opening hours, prices and line-ups change. Check the official announcements before you go.