A “POP UP SHOP” featuring “Tōnyan-dashi” (the swordmen from the popular game “Touken Ranbu ONLINE” transformed into cats) in collaboration with Atre will be held starting Friday, September 4, 2026, at Atre’s “Chant de l’Herbe” Ebisu store, Ueno Store, Kawasaki Store, and 11 other locations. “Travel Ver.” merchandise previously sold in Akihabara will be available, featuring a total of 8 designs: Mikazuki Munechika, Shoryu Kagemitsu, Kashu Kiyomitsu, Oogurikara, Tsurumaru Kuninaga, Sasanuki, Unsei, and Unji. The lineup ranges from clear files starting at 550 yen to large acrylic character stands priced at 7,700 yen. The event dates and available merchandise vary by store.