“Ireisu POP UP SHOP in SHIBUYA TSUTAYA IP Bookstore” featuring “Ireisu,” a six-member 2.5-dimensional idol group under VOISING, is coming soon!
From October 2 to November 1, 2026, at the IP Bookstore on the 6th floor of SHIBUYA TSUTAYA, original merchandise featuring newly drawn artwork will be on sale, along with in-store decorations and limited-time in-store broadcasts by the members.
・From October 2 to October 4, admission will be limited via numbered tickets on a first-come, first-served basis (registration opens September 28 at 6:00 PM)
・Eight original merchandise items featuring newly drawn artwork will be on sale
・Receive one random original postcard with every purchase of 2,200 yen (tax included) or more per transaction
・In-store announcements by the “Adult Group” and “Children’s Group,” along with store decorations featuring newly drawn artwork
Details of the “Ireisu POP UP SHOP in SHIBUYA TSUTAYA IP Bookstore”
“Ireisu POP UP SHOP in SHIBUYA TSUTAYA IP Bookstore,” featuring the six-member 2.5-dimensional idol group “Ireisu” from VOISING Co., Ltd., will be held for a limited time from October 2 to November 1, 2026.
The event will feature the sale of original merchandise featuring newly drawn artwork, as well as in-store decorations and limited-edition in-store broadcasts by the members.
© VOISING Inc.Held for about one month at the IP Bookstore on the 6th floor of SHIBUYA TSUTAYA
The venue is the IP Bookstore on the 6th floor of SHIBUYA TSUTAYA, and business hours are from 10:00 a.m. to 9:00 p.m. The event runs for approximately one month, from October 2 to November 1. During this period, visitors can enjoy the world of “Ireisu” in a special space featuring newly created artwork.
From October 2 to October 4, admission will be limited via numbered tickets distributed on a first-come, first-served basis
As a large number of visitors is expected, admission will be restricted via numbered tickets on a first-come, first-served basis for the three days from October 2 to October 4, 2026. Numbered tickets will be distributed on a first-come, first-served basis via the official website, with registration opening at 6:00 PM on September 28, 2026. Tickets will be checked upon entry to the merchandise area and when making purchases at the register.
Original merchandise featuring newly drawn artwork is now available!
Original merchandise featuring an exclusive visual created specifically for this pop-up shop is now available!
The lineup includes a total of 8 items, such as acrylic stands, candy-style acrylic keychains, and random pin badges.
| Product Name | Price (tax included) | Specifications |
|---|---|---|
| Acrylic Stands | 1,650 yen each | 6 varieties total / Main body: up to W70 × H140 mm, base: up to approx. 50 × 50 mm |
| Candy-Style Acrylic Keychain | 1,200 yen each | 6 varieties total / Cover: 60 × 60 mm, Acrylic part: 40 × 65 mm (including the pin) |
| Random Pin Badges | 550 yen | 12 varieties total (random selection)/Approx. φ57 mm |
| Random Clear Cards | 550 yen | 12 varieties total (random selection)/63 × 88 mm |
| Clear File | 600 yen | 2 designs total (Kids’ Set, Adults’ Set) / A4 size |
| Mug | 2,500 yen | 1 design / Approx. φ82 mm × H95 mm |
| Flake Sticker Set | 1,200 yen | 1 design / Sticker: W60 × H60 mm or smaller; Backing sheet: W120 × H150 |
| Candy in a Can | 1,800 yen | 6 varieties total / 74Φmm × H49mm |
Acrylic Stands of the 6 Members
Acrylic stands featuring all 6 members—Riura, -hotoke-, Hatsuto, Naiko, If, and Yūsuke—are now available!
© VOISING Inc.Candy-Style Acrylic Keychain
A new lineup of candy-style acrylic keychains featuring all six characters—Piyomaru, Mofutya, Rabimaru, Sushinu, Maroneko, and Shishio—is now available! The keychains feature a design that combines a PVC cover with an acrylic body.
© VOISING Inc.Random Pin Badges & Random Clear Cards
Both the random pin badges and random clear cards are available in a set of 12 random designs!
Clear File Folders and Mugs for Kids and Adults
Two types of clear file folders—one for kids and one for adults—and one type of ceramic mug are now available!
Flake Sticker Set & Tinned Candy
The flake sticker set comes in 1 design, while the tins of candy feature all 6 designs: Riura, -hotoke-, Hatsuusagi, Naiko, If, and Yūsuke!
Purchase Bonus: Store-Exclusive Original Postcard
For every 2,200 yen (tax included) or more spent on merchandise in a single transaction, you’ll receive one store-exclusive novelty item “original postcard.”
The gift selection varies by period: the first round (October 2–October 16) features 2 designs, while the second round (October 17–November 1) features 6 designs. The promotion ends when supplies run out.
“Ireisu” Takes Over the Storefront! Special Decorations Featuring Original Artwork
During the event, the venue will feature storefront decorations using original artwork. As a special space exclusive to SHIBUYA TSUTAYA IP Bookstore, the world of “Ireisu” will be brought to life.
In-Store Broadcasts by the “Adult Group” and “Child Group”
During the event period, in-store broadcasts by the “Adult Group” and “Child Group” will be held.
The “Adult Group”—featuring Haino, If, and Yūsuke—and the “Kids Group”—featuring Riuura, -hotoke-, and Hatsuto—will appear, delivering special messages to visitors through banter unique to each group. Broadcasts will run from October 2 to November 1. Broadcast times and frequencies may vary by day.
What Is the 2.5-D Idol Group “Ireisu”?
“Ireisu (Irregular Dice)” is a 2.5-D idol group under VOISING that was formed on October 9, 2020. The group consists of six members: Riura, -hotoke-, Hatsuto, Naiko, If, and Yūsuke. While focusing on internet-based activities—such as cover song videos, original music, variety shows, and live streams—they are also expanding their scope to include live performances and corporate collaborations.
In February 2024, they realized their long-held dream of performing at Nippon Budokan, and later that year, they held their first-ever dome concert at Belluna Dome. In the summer of 2025, their first nationwide arena tour drew an audience of approximately 90,000 people, and and in the summer of 2026, they held a tour visiting 14 venues across 13 cities nationwide.
“Ireisu POP UP SHOP at SHIBUYA TSUTAYA IP Bookstore” opens on October 2!
© VOISING Inc.| Event Dates | October 2–November 1, 2026 |
|---|---|
| Venue | SHIBUYA TSUTAYA 6th Floor IP Bookstore (QFRONT, 21-6 Udagawa-cho, Shibuya-ku, Tokyo) |
| Official Website | SHIBUYA TSUTAYA Announcement Page Ireisu Official Website |
| Official X | @ireisu_info |
Frequently Asked Questions about the “Ireisu POP UP SHOP at SHIBUYA TSUTAYA IP Bookstore”
When and where will the Ireisu POP UP SHOP be held?
It will be held from October 2 to November 1, 2026, at the IP Bookstore on the 6th floor of SHIBUYA TSUTAYA. Business hours are from 10:00 AM to 9:00 PM.
Is a numbered ticket required for admission?
From October 2 through October 4, admission will be limited to a first-come, first-served basis using numbered tickets. Registration for numbered tickets begins at 6:00 PM on September 28, 2026.
What merchandise will be available?
A total of eight items will be available: acrylic stands featuring newly drawn artwork, candy-style acrylic keychains, random pin badges, random clear cards, clear file folders, mugs, flake sticker sets, and tins of candy.
Are there any purchase bonuses?
For every purchase of 2,200 yen (tax included) or more per transaction, customers will receive one random store-exclusive original postcard. During Phase 1 (October 2–October 16), two designs will be distributed, and during Phase 2 (October 17–November 1), six designs will be distributed. This offer ends when supplies run out.
Which members will appear on the in-store broadcasts?
In-store broadcasts will be hosted by the adult group—Niko, If, and Yūsuke—and the children’s group—Riuura, -hotoke-, and Hatsuto. Broadcast times and frequency may vary by day.
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Please check the official website for details.
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