A pop-up shop for the TV anime *My Big Brother Is Doomed!*, based on the original work by Nekotoufu, is coming!
The event will be held at the Akihabara Gamers Main Store from October 23 to November 8, 2026, featuring merchandise based on newly drawn illustrations inspired by fairy tales.
・The event will be held at the Akihabara Gamers Main Store and runs through November 8
・Merchandise featuring newly drawn illustrations inspired by fairy tales will be available
・For every 2,000 yen (tax included) spent on purchases or pre-order deposits for related merchandise, customers will receive one random bonus postcard (5 varieties total)
・Post-event online sales will begin on November 9, 2026, via the Gamers Online Shop
Details of the “TV Anime ‘My Big Brother Is Doomed!’ POP-UP SHOP”
A pop-up shop for the TV anime “Onii-chan wa Oshimai!”, based on the original work by Nekotoufu, will be held at the Akihabara Gamers Main Store. Merchandise featuring newly drawn illustrations themed around fairy tales will be available, depicting the four characters—Mahiro Oyama, Momiji Hotsuki, Asahi Ouka, and Miyo Murozaki, each depicted in their respective costumes.
The event will run from October 23 to November 8, 2026. After the in-store event concludes, merchandise will also be available for purchase via the Gamers online store.
© Neko to Fu, Ichijinsha / “Oni-mai” Production Committee
© Neko to Fu, Ichijinsha / “Oni-mai” Production CommitteeEvent Dates, Venue, and Business Hours
The in-store event will be held on the 7th floor of the Akihabara Gamers Main Store from October 23 to November 8, 2026. Business hours are 11:00 AM to 9:00 PM on weekdays and 10:00 AM to 9:00 PM on weekends and holidays.
Post-event online sales are scheduled to take place at the Gamers Online Shop from November 9 to November 23, 2026. Please note that details are subject to change without notice.
Products Available at the “TV Anime ‘Onii-chan wa Oshimai!’ POP-UP SHOP”
A wide range of merchandise featuring newly drawn illustrations inspired by fairy tales will be available, ranging from pin badges to vertical B2-size tapestries.
© Neko Tofu, Ichijinsha / “Oni-mai” Production CommitteePin Badges & Acrylic Cards
The “Pin Badges: Fairy Tale Ver.” and “Acrylic Cards: Fairy Tale Ver.” are each available in sets of 8 blind-packaged varieties. In addition to individual items, a complete set containing all varieties will also be available.
Large Acrylic Keychains & Acrylic Stands
The “Large Acrylic Keychains: Fairy Tale Ver.” feature a heart-shaped backing design and come in four varieties: Mahiro Oyama, Momiji Hozuki, Asahi Ouka, and Miyo Murosaki! The “Acrylic Stands: Fairy Tale Ver.” are designed to display each character in full-body, three-dimensional form.
Die-Cut Stickers, A4 Static-Clip Posters, B2 Vertical Tapestries
The “Die-Cut Stickers: Fairy Tale Ver.” feature a card-frame-style design and come in four varieties. The “A4 Static-Clamp Posters (2-Pack)” come in two sets: Mahiro Oyama & Momiji Hotsuki, and Asahi Ouka & Miyo Murosaki. A “B2 Vertical Tapestry: Fairy Tale Ver.” featuring all four characters together on a single piece is also available!
Price List for Merchandise
| Product Name | Price (Tax Included) |
|---|---|
| Pin Badges: Fairy Tale Ver. Blind Pack (8 varieties total) | 550 yen Complete Set: 4,400 yen |
| Acrylic Cards (Fairy Tale Ver., Blind Pack, 8 Varieties Total) | 660 yen Complete Set: 5,280 yen |
| Large Acrylic Keychain: Fairy Tale Ver. (4 varieties total) | 1,320 yen each |
| Acrylic Stand: Fairy Tale Ver. (4 varieties total) | 1,870 yen each |
| Die-Cut Stickers: Fairy Tale Ver. (4 varieties total) | 495 yen each |
| A4 Static-Clip Poster (Set of 2) Fairy Tale Ver. (2 designs total) | 1,320 yen each |
| B2 Vertical Tapestry: Fairy Tale Ver. | 3,850 yen |
Purchase Bonus for the “TV Anime ‘Big Brother Is Doomed!’ POP-UP SHOP”
During the event period, for every 2,000 yen (tax included) spent on or pre-ordered toward TV Anime “Oniichan wa Oshimai!” merchandise (books, goods, Blu-ray/DVD, and CDs) at the venue, customers will receive one random bonus postcard (5 varieties total).
Similarly, at the Gamers Online Shop, for every 2,000 yen (tax included) spent on event merchandise during the event period, you’ll receive one random bonus postcard (5 designs total). This offer ends when supplies run out, and designs cannot be selected.
© Neko to Fu, Ichijinsha / “Oni-mai” Production Committee人気作品のキャラクターグッズ Anime Store.JP (アニスト) にて取扱中！
The “TV Anime ‘Onii-chan wa Oshimai!’ POP UP SHOP” opens on October 23!
© Neko to Fu / Ichijinsha / “Oni-Mai” Production Committee| Event Dates | October 23–November 8, 2026 *Post-event online sales via the Gamers Online Shop will be available from November 9 to November 23, 2026 |
|---|---|
| Venue | AKIHABARA Gamers Main Store 7F 1-14-7 Sotokanda, Chiyoda-ku, Tokyo |
| Official Website | Gamers Special Page |
| Official X | @gamers_no_gema |
Frequently Asked Questions for the “TV Anime ‘My Big Brother Is Doomed!’ POP-UP SHOP”
When is the event taking place?
The in-store event will run from October 23 to November 8, 2026, and the online after-event sales will run from November 9 to November 23, 2026.
Where is the venue?
The event will be held on the 7th floor of the Akihabara Gamers Main Store. Business hours are 11:00 AM to 9:00 PM on weekdays, and 10:00 AM to 9:00 PM on weekends and holidays.
Will merchandise be available for online purchase?
After the in-store event concludes, a post-event online sale is scheduled to take place at the Gamers Online Shop from November 9 to November 23, 2026.
Are there any purchase bonuses?
During the event period, for every 2,000 yen (tax included) spent on or pre-ordered toward merchandise related to the TV anime “Oniichan wa Oshimai!” (books, goods, Blu-ray/DVD, and CDs), you’ll receive one randomly selected bonus postcard (5 designs total). This offer ends when supplies run out, and you cannot choose the design.
What kinds of merchandise will be available?
Merchandise featuring newly drawn illustrations inspired by fairy tales will be available, including pin badges, acrylic cards, large acrylic keychains, acrylic stands, die-cut stickers, A4 static cling posters, and B2 vertical tapestries.
Please check the official website for details.
*Please note that the information in this article may be outdated, so we ask that you check the official website for the latest details.
© Nekotoufu, Ichijinsha / “Onimai” Production Committee
