A special collaborative pop-up shop showcasing two popular TO Books series will open at Shosen Book Tower in Akihabara for a limited time from January 9 to February 1, 2026. The event brings together "The Person I Loved Asked Me to Die in My Sister's Stead" and "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" with exclusive merchandise and special events.
Event Details
TO Books Pop-Up Shop: "The Person I Loved Asked Me to Die in My Sister's Stead" × "Reincarnated in a Mafia Dating Sim"
Dates: January 9 (Friday) to February 1 (Sunday), 2026
Hours: 11:00 AM to 8:00 PM
Location: Shosen Book Tower 8F, Akihabara
For more information: https://www.shosen.co.jp/event/37486/
Note: Event details are subject to change, postponement, or cancellation.
Exclusive Merchandise
① B6 Acrylic Plate - "The Person I Loved Asked Me to Die in My Sister's Stead" (Novel)
Price: 2,200 yen (2,000 yen + tax)
Size: Approx. H180mm × W125mm
This B6 acrylic plate features the cover illustration from Volume 5 of the light novel series. The moon and night sky background have a subtle translucent effect, beautifully showcasing the acrylic material.
② Diorama-Style Panel Acrylic Stands
Available for:
- "The Person I Loved Asked Me to Die in My Sister's Stead" (Manga)
- "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" (Manga)
Price: 3,080 yen each (2,800 yen + tax)
Size: Approx. H130mm × W160mm
These diorama-style acrylic stands capture memorable scenes from each series, cut directly from manga panels for a unique display piece.
③ Acrylic Stand - "The Person I Loved Asked Me to Die in My Sister's Stead" (Novel)
Price: 2,750 yen (2,500 yen + tax)
Size: Approx. H145mm × W120mm
Featuring the cover illustration from Volume 6, this acrylic stand includes both Wisteria and Lloyd as a set.
④ Can Badge Sets
Available for:
- "The Person I Loved Asked Me to Die in My Sister's Stead" (Novel/Manga)
- "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" (Manga)
Price: 1,100 yen each set (1,000 yen + tax)
Size: Approx. 57mm diameter
Each set contains two badges featuring cover illustrations or manga panel artwork.
⑤ Panel Stickers
Available for:
- "The Person I Loved Asked Me to Die in My Sister's Stead" (Manga)
- "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" (Manga)
Price: 440 yen each (400 yen + tax)
Size: Within 90×55mm
These stickers feature carefully selected heart-fluttering scenes from manga panels. The compact size is perfect for decorating smartphone cases, so you can carry your favorite characters anywhere.
Special Book Bundles with Paid Bonuses
Character Fine Mats (Paid Bonus) + Complete Volume Sets
Available for:
- "The Person I Loved Asked Me to Die in My Sister's Stead" (Novel/Manga)
- "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" (Manga)
Price: Paid bonus: 2,750 yen each (2,500 yen + tax) + all volumes of respective series
Acrylic Coasters (Paid Bonus) + Individual Volumes
Available for:
- "The Person I Loved Asked Me to Die in My Sister's Stead" (Novel/Manga)
- "Reincarnated in a Mafia Dating Sim: A Yakuza Heiress Becomes the Top-Ranked Villain's Romantic Target!" (Manga)
Price: Paid bonus: 660 yen each (600 yen + tax) + individual volume
Additional Events
During the event period, customers who purchase 2,000 yen or more of eligible products (including at least one book) at Shosen Book Tower 8F will receive one lottery draw. Prizes include hand-drawn illustration autograph boards and other exclusive items. The shop will also offer complete volume sets with autographed books.
Details regarding the lottery and autographed book sales will be announced later on the official website.
Credits
Illustrated by Saori Toyota ©2025 Mizuki Nagano / TO Books.
©2025 Maki Yamori / Mizuki Nagano / TO Books.
Illustrated by LINO ©2025 Touko Amekawa / TO Books.
©2025 Sora Goto / Touko Amekawa / TO Books.
