A pop-up shop for the manga *I Discovered the Shocking Secret of a Quiet-Looking Boy* by Kasiba will be held at MEDICOS SHOP Shinjuku starting November 13, 2026! The event will feature new merchandise showcasing two newly drawn illustrations themed around the “angelic” and “landmine-type” genres, as well as the distribution of exclusive mini photo cards, a display of life-size panels, and a venue-exclusive campaign where attendees can win mini photo cards autographed by Kasiba.