The “Ireisu POP UP SHOP in SHIBUYA TSUTAYA IP Bookstore” by the 2.5-dimensional idol group “Ireisu” will be held on the 6th floor of SHIBUYA TSUTAYA at the IP Bookstore from October 2 to November 1, 2026! The event will feature sales of original merchandise—such as acrylic stands and tins of candy featuring newly drawn artwork—as well as in-store decorations, in-store announcements by the “Adult Group” and “Children’s Group,” and the distribution of postcards as purchase bonuses.