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List of Rock Festivals in Eastern Japan [2026]

Here’s a consolidated guide to rock festivals taking place in eastern Japan.

There are so many festivals that it’s hard to track all the information, right?

We’ve put together details to help people like you.

Check it out so you don’t miss a festival that suits your taste!

Past events

Muni FesSat, Aug 16 – Chiba Prefecture

Muni Fest is a free outdoor rock event held under the slogan “Street performances for rock bands too!” Its appeal lies in the chance to casually enjoy high-quality indie rock bands that you rarely get to see outside of live houses. Be the first to witness the dawn of Japan’s music scene with your own eyes.

ScheduleSaturday, August 16, 2025
placeInage Seaside Park, Open-Air Concert Hall, Chiba City, Chiba Prefecture
Websitehttps://munifes.com/
SNS

SONICMANIAFriday, Aug 15 — Chiba Prefecture

Sonicmania is an all-night event held the night before the main Summer Sonic each year as a pre-festival. However, its momentum has grown into something far beyond a mere pre-party. With a lineup that fuses rock and dance, it offers new experiences to each community.

ScheduleFriday, August 15, 2025
placeMakuhari Messe, Chiba City, Chiba Prefecture
Websitehttps://www.summersonic.com/sonicmania/
SNS

ATSUGI Hi! Thunder Rock FestivalMon, Aug 11 – Kanagawa Prefecture

ScheduleMonday, August 11, 2025
placeKanagawa Prefecture, Atsugi City, Atsugi City Cultural Hall, Main Hall
Websitehttps://atsugi-bunka.jp/topics/2025/001501/
SNS

CANNONBALLSun 8/10 – Mon 8/11 Saitama Prefecture

ScheduleSun, Aug 10, 2025 – Mon, Aug 11, 2025
placeSaitama Prefecture, Saitama City, Saitama Super Arena
Websitehttps://cannonball-live.jp/
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ODAWARA SUMMER FESTIVALSunday, August 10, Kanagawa Prefecture

ScheduleSun, Aug 10, 2025
placeKanagawa Prefecture, Odawara City, Odawara Arena
Websitehttps://odawarasummer-fes.com/
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KONOSU MUSIC FESTIVALSat, Aug 9 – Saitama Prefecture

Under the slogan “Creating a festival culture in Kōnosu,” more than 10 artist groups will gather. In addition to the main stage, this community co-creation festival of music and food features a free audition stage to support rising talent and about 30 Saitama gourmet vendors. Come experience the excitement born from zero-to-one challenges and discover Kōnosu’s new summer tradition!

ScheduleSaturday, August 9, 2025
placeFukiage General Sports Ground, Konosu City, Saitama Prefecture
Websitehttps://konosumusicfes.com/
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Senko RiotThu, Aug 7 – Tokyo Metropolis

ScheduleThursday, August 7, 2025
placeZepp DiverCity, Koto City, Tokyo
Websitehttps://www.tfm.co.jp/lock/riot/