Complete Guide to Spring Festivals in the Kanto Region! Introducing Featured Artists and Venue Information [2026]

This event takes place across multiple venues, such as live houses in Shimokitazawa. Its concept is a “party”—more specifically, it’s organized with the idea of “not a scaled-down version of a festival that draws tens of thousands, but an interesting party × number of venues.” There’s no way an event with such a fresh concept wouldn’t be a blast.

“Green Room” is a surfing term referring to the hollow, tube-like part of a wave that surfers ride through. This event, named after that term, is held under the concept of “protecting our vanishing beaches.” Through music and art, it aims to share surf and marine culture and express a desire to protect the beach. It also sounds great to relax and enjoy music at a seaside venue.