The “Parallel Corridor” pop-up shop for *The Idolmaster Shiny Colors* will be held at the “UDX Gallery” on the 4th floor of Akihabara UDX from Sunday, September 20, 2026, through Sunday, September 27, 2026!
This event commemorates the debut of all characters in the “Parallel Collection” gacha series, which depicts the idols’ “alternative futures.” It will feature the sale of new merchandise featuring illustrations from the Parallel Collection cards, an exhibition of production comments and select rough sketches, and the distribution of the purchase bonus “4-Panel Illustration Card.”