CATEGORY A3, Inc.

Pop-up Store

Utae Meika POP UP CORNER at Kotobukiya Namba on October 2!

Period: Oct 2, 2026〜Oct 16 2026/09/28 コラボカフェ編集部 (Ymura)

“Utai Meika POP UP CORNER at Kotobukiya Namba” is set to take place at Kotobukiya Namba in Osaka starting October 2, 2026! Merchandise will be on sale, including new life-size “New Retro” illustrations by Mogeratta-sensei and items such as acrylic stands, pin badges, and die-cut cushions featuring mini-characters dressed as takoyaki. A purchase bonus will also be offered, where customers will receive an illustration card for every 2,200 yen (tax included) spent.
Pop-up Store

Perfect Addiction Store in Shibuya Opens October 9!

Period: Oct 9, 2026〜Oct 18 2026/09/25 コラボカフェ編集部 (Ymura)

A pop-up shop for the TV anime “Perfect Addiction” will be held at the Tokyo Anime Center in DNP PLAZA SHIBUYA from October 9 to October 18, 2026! New merchandise, including pin badges and acrylic stands featuring an original “Knit × Teddy Bear” illustration by Kaoruko Miyama, will be available. A purchase bonus will also be offered: customers will receive an illustration card (3 varieties total) with every 2,200 yen (tax included) spent.
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“Onimai: Fairy Tale Version” Pop-Up Shop at Gamers Starts October 23!

Period: Oct 23, 2026〜Nov 8 2026/09/18 コラボカフェ編集部 (Ymura)

A pop-up shop for the TV anime *Onii-chan wa Oshimai!* will be held at the Akihabara Gamers Main Store from October 23 to November 8, 2026! Items such as pin badges, acrylic stands, and B2 portrait-oriented tapestries featuring newly drawn illustrations themed after fairy tales will be available, and a post-event online sale will begin on the Gamers Online Shop starting November 9, 2026.
Pop-up Store

“Fools, Tests, and Summoned Beasts” POP-UP Event in Tokyo and Osaka Starts October 2!

Period: Oct 2, 2026〜Oct 11 2026/09/16 コラボカフェ編集部 (Ymura)

The “Fools, Tests, and Summoned Beasts” TV Anime POP UP CORNER at Melon Books will be held from October 2 to October 11, 2026, at the Melon Books Akihabara and Osaka Nipponbashi stores, as well as through the Melon Books online store. The lineup includes pin badges, acrylic keychains, acrylic stands, acrylic art boards, and “POPArt” merchandise. Additionally, a store-exclusive purchase bonus will be offered: for every 2,200 yen (tax included) spent on related merchandise, customers will receive one random postcard (out of a total of 3 types).
Pop-up Store

High School D×D POP UP CORNER in Akihabara Starts September 18!

Period: Sep 18, 2026〜Sep 27 2026/09/03 コラボカフェ編集部 (Ymura)

A POP UP CORNER for the TV anime “High School D×D HERO” will be held on the 1st floor of Kotobukiya Akihabara from Friday, September 18, 2026, through Sunday, September 27, 2026!
In addition to pin badges, acrylic cards, acrylic stands, and large acrylic keychains featuring newly drawn artwork, merchandise featuring original mini-character illustrations will also be available. A purchase bonus will be offered: for every 2,200 yen (tax included) spent on related merchandise, customers will receive one randomly selected illustration card (7 types total).