VOCALOID Collection 2026 Summer Adds Project Sekai and Stem Data
On June 19, 2026, Dwango announced new details for The VOCALOID Collection ~2026 Summer~, the online Vocaloid festival better known as BokaColle. The update matters because it does two things at once: it gives the event a concrete schedule, August 20-24, 2026, and it shows how the Vocaloid scene keeps linking fan creativity to official platforms that still reach a large audience. What Was Announced The main announcement is that The VOCALOID Collection 2026 Summer will run from Thursday, August 20 through Monday, August 24, 2026. The press release also lays out two participation paths that will shape the event. First, Dwango is launching a collaboration with Project Sekai Colorful Stage! feat. Hatsune Miku, called "Bokaseka." Under that plan, the No. 1 song in the TOP100 ranking and the No. 1 song in the Rookie ranking will each be added to Project Sekai. In practice, that gives creators a direct incentive to publish new work during the event and to think beyond the festiv...