Spring music festival to be held in western Japan [2026]

Music Festival Master / Editor-in-ChiefHane Keisuke
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.

Here’s a roundup of spring music festivals taking place in western Japan.

Festivals are popping up in various places.

You might be surprised to find there’s one happening right in your neighborhood.

Be sure to check these out and consider heading out to enjoy them!

Past events

Larala FestSaturday, 4/25, Yamaguchi Prefecture

Schedule	Saturday, April 25, 2026
place	Yanai City, Yamaguchi Prefecture
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Idol First Bonito Festival Kochi Main EventSaturday, 4/25, Kochi Prefecture

This is the main Kochi edition of the twice-yearly idol festival “IDOL Katsuo Tataki Fest.” Organized by the Umami Components Research Society, it presents a unique concept that fuses Kochi’s bonito (katsuo) culture with the underground idol scene, and also features a sister event, the Osaka touring edition “Rokurou Osaka Touring Tataki Fest.” The venue is BAY5SQUARE on Sambashi-dori in Kochi City. It’s a day bringing together a diverse lineup of idols such as lonlium, Narukami, and Cosmoslay, scheduled for April 2026.

Schedule	Saturday, April 25, 2026
place	BAY5SQUARE, 5-5-40 Sambashidori, Kochi City, Kochi Prefecture
Appearance	lonlium / Narukami / Cosmoslay / Waiting for the First Train Underground / NUANCE / CLANCROWN / Ushi03-USHIMITSU- / Kupipo / Himegoto Zettaichi / LØISLOID / cleomery
Website	https://livepocket.jp/e/7s27k
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Spring Kojima Fest Sen’i-sai (Textile Festival)Okayama Prefecture, Sat 4/25–Sun 4/26

http://www.city.kurashiki.okayama.jp

Schedule	Saturday–Sunday, April 25–26, 2026
place	Around Kojima Station, Kurashiki City, Okayama Prefecture (Kojima Station area/Sanpaku Market/Jeans Street)
Website	https://www.city.kurashiki.okayama.jp/culture/tourism/1001881/1011764/1008061/1008063.html

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Green and Yellow Grand Night FestivalAichi Prefecture, Sat 4/25–Sun 4/26

Schedule	Saturday–Sunday, April 25–26, 2026
place	Aichi Sky Expo, 5-10-1 Centrair, Tokoname City, Aichi Prefecture

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Harima Spring Breeze FestivalSaturday, 4/25, Hyogo Prefecture

http://www.town.harima.lg.jp

Schedule	Saturday, April 25, 2026
place	Ohnaka Archaeological Site Park, Kako District, Hyogo Prefecture
Website	https://www.town.harima.lg.jp/kyodo/kanko/event/harukazefes.html

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Song BurgerApril 25 (Sat) – 26 (Sun), Osaka Prefecture

Schedule	Saturday–Sunday, April 25–26, 2026
place	Hattori Ryokuchi Open-Air Music Hall, Toyonaka City, Osaka Prefecture
Website	https://www.song-burger.com/
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Miyazaki International Street Music FestivalMiyazaki Prefecture, Sat 4/25–Sun 4/26

http://www.bunkahonpo.or.jp

Schedule	Saturday–Sunday, April 25–26, 2026
place	Miyazaki Prefecture, Miyazaki City, around Tachibanadori Nishi (Miyazaki Art Center / Plaza in front of the Prefectural Government Disaster Prevention Building / Ichibangai / Shiki Fureai Mall)
Website	https://www.bunkahonpo.or.jp/street/
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