Kanto’s Popular Music Festivals [2025–2026]: A Complete Seasonal Guide to Outdoor Events (Spring, Summer, Autumn, Winter)

Music Festival Master / Editor-in-ChiefKeisuke Hane
Editor-in-chief of RAG MUSIC and in charge of music festivals. When I attended my first music festival as a freshman in college, I was captivated by its charm—“I can’t believe there’s a place this free and this fun.” I share information about wonderful music festivals every day to help grow the community of festival fans.
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.

Music festivals held across the Kanto region throughout the four seasons continue to captivate the hearts of music fans.

From sophisticated urban venues to lush outdoor stages, these musical celebrations unfold in a wide variety of settings.

Powerful live performances by accomplished artists from Japan and abroad, as well as exciting up-and-coming indie bands, promise encounters with a rich diversity of music.

Why not create special memories at Kanto’s music festivals, each one to be enjoyed alongside the changing seasons—spring, summer, autumn, and winter?

Kanagawa Prefecture

DEAD POP FESTiVALSat 4/4 – Sun 4/5, Kanagawa Prefecture

http://www.deadpopfest.com

DEAD POP FESTiVAL, which has been held since 2010 under the slogan “Break the Wall,” has firmly established itself as an outdoor event and joined the ranks of summer open-air festivals. The festival is hosted by the hugely popular reggae-punk band SiM. Because SiM is always taking on new challenges, the event has featured initiatives unlike anything seen before. This year as well, their fresh ideas will no doubt make it an incredibly fun experience.

Schedule	Sat, Apr 4–Sun, Apr 5, 2026
place	Special Event Venue, Higashi-Ogishima East Park, Kawasaki City, Kanagawa Prefecture
Website	http://www.deadpopfest.com
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CHILL CLASSIC CONCERTSat 4/18–Sun 4/19, Kanagawa Prefecture

http://www.chill-classic.jp

Schedule	April 18 (Sat)–19 (Sun), 2026
place	Osanbashi Hall, Osanbashi Yokohama International Passenger Terminal, Yokohama Port, Yokohama City, Kanagawa Prefecture
Website	https://www.chill-classic.jp/
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FLOW THE FESTIVALSat 6/6 – Sun 6/7, Kanagawa Prefecture

http://www.flow-official.jp

Schedule	Sat, Jun 6–Sun, Jun 7, 2026
place	Pia Arena MM, Yokohama City, Kanagawa Prefecture
Website	https://www.flow-official.jp/cam/flowthefestival2024/

Ibaraki Prefecture

Gojappe Music FestivalSunday, 11/16, Ibaraki Prefecture

gojappemusicfes.jimdofree.com

Gojappe Music Festival is a circuit event held in Hitachinaka City, Ibaraki Prefecture. “Gojappe” is a dialect term from the northern Kanto region that roughly means “careless” or “slapdash,” and the idea is that on this day, people forget their everyday burdens and let themselves be gojappe to have fun. The venues are bars, cafes, and similar spots.

Schedule	Sunday, November 16, 2025
place	Ibaraki Prefecture, Hitachinaka City: STORMY MONDAY / Bulying Peach Blossom Land (Wuling Taoyuan) / Yokomichiya / Bee Dream / Jinbei / music space Heaven’s / and more
Website	https://gojappemusicfes.jimdofree.com/
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Toride Jazz Festival Part 2Sat, Nov 22 — Ibaraki Prefecture

http://www.city.toride.ibaraki.jp

Schedule	Saturday, November 22, 2025
place	Ibaraki Prefecture, Toride City, Toride Civic Hall
Website	https://www.city.toride.ibaraki.jp/art/bunkakatsudo/bunkagejutsu/oshirase/jazz06p1.html

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