Summersoni Adds STUTS, eill, MAYSON’s PARTY, Shin-ichi Osawa, SKRYU, and REJAY to the Lineup

The Summer Sonic (サマソニ) festival has announced additional performers, including STUTS, eill, MAYSON’s PARTY, Shin-ichi Osawa, SKRYU, and REJAY. More acts were added to the event’s previously released lineup.