A “School Time” pop-up shop for the anime *Saiki Kusuo’s Ψ-Trouble* will be held at 10 Hands stores nationwide from September 18 to October 4, 2026. A total of eight items—including character badges and acrylic stands featuring the newly drawn “School Time” illustrations depicting daily life at PK Academy—will be available, and customers will receive an original sticker with every 3,300 yen spent.