Cover: MAGGIOLINA Courtesy of Interscope Recordsmgk and celebrated Japanese rapper Yuki Chiba have teamed up for a new single entitled “JJK.” Taking place on August 7 and 8, the two-day event is set to close with headlining sets from mgk and Wiz Khalifa. mgk, Yuki Chiba - JJK (Official Video)Watch this video on YouTubeClick to load videoAfter MGK Day, mgk will head overseas to perform at Summer Sonic 2026 in Osaka and Tokyo. mgk and Wiz spent the summer together on the wildly popular lost americana North American Tour. Listen to mgk and Yuki Chiba’s “JJK” here.