Osaka Festival Calendar [2025–2026]: A roundup of music festivals and outdoor events

Editor-in-Chief, RAG MUSICKeisuke Hane
Editor-in-chief of RAG MUSIC. After working at a music studio and in wedding sound engineering, joined the RAG MUSIC editorial team in 2016. Experienced with various instruments: marching band in elementary school, clarinet in middle school wind ensemble, and drums in a band from high school onward. Drawing on personal music activities and professional experience, produces daily articles, including song introductions, features on music festivals around Japan, and live reports. Enjoys a wide range of music, from domestic and international rock to, more recently, a broad spectrum of J-pop.

In this article, we’ll introduce a wide range of music festivals held in Osaka all at once!

When it comes to music festivals in Osaka, there’s a packed lineup of events featuring popular artists from Japan and abroad—such as SUMMER SONIC, held every summer, its spin-off events, and massive indoor festivals at the end of the year.

Another hallmark of Osaka’s events is their variety: from urban-style circuit festivals that use multiple live venues, to events in Osaka Castle Park, to seaside festivals where you can see the ocean—there’s something for every taste.

Find an event that interests you and be sure to check it out in person!

Past events

Hirakata-juku Jazz Street+Sat 9/13 – Sun 9/14, Osaka Prefecture

http://www.hira-jazz.com

The Hirakata-juku Jazz Street is an initiative led by a citizens’ group and has grown to attract as many as 10,000 attendees. Marking the 70th anniversary of the city’s incorporation this year, under the slogan “Hirakata City: 70 Years of Dreams, Soaring Even Higher,” they are taking a flexible approach—without limiting themselves to jazz—to energize the city.

Schedule	Sat–Sun, Sep 13–14, 2025
place	Hirakata-shi, Osaka Prefecture / Hirakata-shi Station and nearby venues
Website	https://www.hira-jazz.com/
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KOYABU SONICSat 9/13–Mon 9/15, Osaka Prefecture

http://www.koyabusonic.com

Koyabu Sonic is hosted by Chihiro Koyabu, a hugely popular TV personality known for Yoshimoto Shinkigeki. The event will take place over three days using Halls 2 and 5 at Intex Osaka. In addition to performances by the Yoshimoto Shinkigekis band—formed by Yoshimoto comedians who are expanding their activities across the country—many comedian stages are also planned.

Schedule	Sat, Sep 13–Mon, Sep 15, 2025
place	Intex Osaka, Osaka City, Osaka Prefecture
Website	http://www.koyabusonic.com/
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POOOL FESTIVALSat 9/6 – Sun 9/7, Osaka Prefecture

Schedule	Sat–Sun, Sep 6–7, 2025
place	Osaka Prefecture, Sakai City, Ohama Park Pool
Website	https://poool-festival.com/
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Ookini FestivalSat 9/6 – Sun 9/7, Osaka Prefecture

matsuri.ookini.jp

Schedule	Sat–Sun, Sep 6–7, 2025
place	Ookini Arena Maishima, Osaka City, Osaka Prefecture
Website	https://matsuri.ookini.jp/

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MUSIC CIRCUS Presents COMMON GROUND MUSIC FESTIVALSaturday, 8/30, Osaka Prefecture

Schedule	Saturday, August 30, 2025
place	Matsuri at EXPO Arena inside the Expo 2025 Osaka, Kansai site, Osaka City, Osaka Prefecture
Website	https://commongroundfes.com/
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RUSH BALLSat 8/30 – Sun 8/31, Osaka Prefecture

http://www.rushball.com

RUSH BALL is a summer tradition of Osaka’s rock scene that has been held since 1999. The venue, Izumiotsu Phoenix, faces the sea, where you can feel the ocean breeze, and its sprawling lawns make for an incredibly comfortable festival experience. The lineup never disappoints—expect everything from staple festival veterans to promising young newcomers!