Eleven types of new Welcome to Demon School! Iruma-kun merchandise featuring newly drawn "Musical Note Balloon" illustrations are now available for pre-order on AMNIBUS, the online store specializing in original character goods. Orders opened on June 22, 2026 (Monday).
The lineup is designed around the concept of "goods you can use in daily life," with original illustrations featuring 鈴木入間, アスモデウス・アリス, ウァラク・クララ, シャックス・リード, ナベリウス・カルエゴ, and オペラ.
Musical Note Balloon ver. Trading Acrylic Card
A set of collectible acrylic cards perfect for decorating your room or desk.
- Price: Single ¥715 (tax included) / BOX ¥8,580 (tax included)
- Types: 12 total
- Size: Approx. 70×60mm, Thickness: 1mm
- Material: Acrylic
Musical Note Balloon ver. Trading Glitter Can Badge
Glitter can badges to attach to bags and accessories, or display in your room.
Pre-order Bonus
For every 1 BOX purchased — or a single-item order equivalent to 1 BOX — a "Musical Note Balloon ver. 鈴木入間 75mm Glitter Can Badge (AMNIBUS & Animate Exclusive)" will be included as a pre-order bonus.
- Price: Single ¥605 (tax included) / BOX ¥7,260 (tax included)
- Types: 12 total
- Size: Main body: Approx. 56mm diameter / Bonus: Approx. 75mm diameter
- Material: Paper, tin
Musical Note Balloon ver. Trading Bromide
Photo cards ideal for collecting or displaying in your room.
- Price: Single ¥275 (tax included) / BOX ¥5,500 (tax included)
- Types: 20 total
- Size: Approx. 12.7×8.9cm
- Material: Paper
Musical Note Balloon ver. Trading Ani-Frame
Illustration cards designed with an instant-camera-style frame — AMNIBUS's original "Ani-Frame" series. Perfect for room decoration.
- Price: Single ¥275 (tax included) / BOX ¥5,500 (tax included)
- Types: 20 total
- Size: Approx. 86×50mm
- Material: Paper
Musical Note Balloon ver. Extra-Large Acrylic Stand
※ Image shows the 鈴木入間 Extra-Large Acrylic Stand.
An eye-catching display piece for your room or desk.
- Price: ¥3,300 each (tax included)
- Types: 6 total (鈴木入間, アスモデウス・アリス, ウァラク・クララ, シャックス・リード, ナベリウス・カルエゴ, オペラ)
- Size: Main body: Approx. 22.9×11cm / Base: Approx. 9.5×4cm, Thickness: 3mm (may vary by design)
- Material: Acrylic
Musical Note Balloon ver. BIG Acrylic Stand
※ Image shows the 鈴木入間 BIG Acrylic Stand.
A BIG-sized acrylic stand for displaying in your space.
- Price: ¥1,980 each (tax included)
- Types: 6 total (鈴木入間, アスモデウス・アリス, ウァラク・クララ, シャックス・リード, ナベリウス・カルエゴ, オペラ)
- Size: Main body: Approx. 16.6×8cm / Base: Approx. 6.9×3.3cm, Thickness: 3mm (may vary by design)
- Material: Acrylic
Musical Note Balloon ver. BIG Acrylic Keychain
※ Image shows the 鈴木入間 BIG Acrylic Keychain.
A large acrylic keychain to attach to bags and accessories.
- Price: ¥1,100 each (tax included)
- Types: 6 total (鈴木入間, アスモデウス・アリス, ウァラク・クララ, シャックス・リード, ナベリウス・カルエゴ, オペラ)
- Size: Approx. 99×99mm, Thickness: 3mm
- Material: Acrylic
Musical Note Balloon ver. 100mm Can Badge
※ Image shows the 鈴木入間 100mm Can Badge.
A large-format can badge to wear on bags and backpacks, or display in your room.
- Price: ¥715 each (tax included)
- Types: 6 total (鈴木入間, アスモデウス・アリス, ウァラク・クララ, シャックス・リード, ナベリウス・カルエゴ, オペラ)
- Size: Approx. 10cm diameter
- Material: Paper, tin
Musical Note Balloon ver. Trading Chibi Character Acrylic Stand
Chibi-style acrylic stands featuring 鈴木入間, 悪入間, アスモデウス・アリス, ウァラク・クララ, サブノック・サブロ, シャックス・リード, アンドロ・M・ジャズ, クロケル・ケロリ, イクス・エリザベッタ, カイム・カムイ, アガレス・ピケロ, ガープ・ゴエモン, アロケル・シュナイダー, プルソン・ソイ, ナベリウス・カルエゴ, and オペラ.
- Price: Single ¥880 (tax included) / BOX ¥14,080 (tax included)
- Types: 16 total
- Size: Main body: Max approx. 69×50mm / Base: Approx. 47×20mm, Thickness: 3mm
- Material: Acrylic
Musical Note Balloon ver. Trading Chibi Character Glitter Can Badge
Chibi-style glitter can badges featuring the same 16-character lineup.
Pre-order Bonus
For every 1 BOX purchased — or a single-item order equivalent to 1 BOX — a "ナベリウス・カルエゴ Musical Note Balloon ver. Chibi Character 75mm Glitter Can Badge (AMNIBUS & Animate Exclusive)" will be included as a pre-order bonus.
- Price: Single ¥605 (tax included) / BOX ¥9,680 (tax included)
- Types: 16 total
- Size: Main body: Approx. 56mm diameter / Bonus: Approx. 75mm diameter
- Material: Paper, tin
Musical Note Balloon ver. Trading Chibi Character Ani-Frame
Illustration cards in the Ani-Frame instant-camera-style design, featuring the same 16-character lineup.
- Price: Single ¥275 (tax included) / BOX ¥4,400 (tax included)
- Types: 16 total
- Size: Approx. 86×50mm
- Material: Paper
© 西修 (秋田書店) ／魔入りました！入間くん第4シリーズ製作委員会
