Butterfly Knives

Filter By:

7 products

Description

nspired by the iconic weapons seen in hit series like Demon Slayer and One Piece, our Butterfly Knives Collection brings anime weaponry into a compact, functional form. Each knife is a smaller, balisong-style version of the swords or signature aesthetics used by beloved characters such as Shinobu Kocho, Tanjiro Kamado, Zenitsu Agatsuma, Inosuke Hashibira, and even select One Piece favorites.

Butterfly Knives Collection

Our Butterfly Knives Collection is where anime fandom meets real-world functionality. These balisong-style knives are crafted with unique character-inspired designs drawn from top series like Demon Slayer and One Piece. Whether you're training with a dull blade or collecting a sharpened version, each knife is built with smooth pivots, durable construction, and visually striking color schemes. From the vibrant patterns of Zenitsu’s lightning blade, to the refined elegance of Shinobu’s butterfly-inspired knife, every piece captures the energy and personality of the character it represents.

Why Choose Sword Slice?

At Sword Slice, we’re more than just a katana store — we’re a community built around craftsmanship, authenticity, and passion for blades. Here’s why we stand out as your go-to source for high-quality katanas

Authentic Craftsmanship

Each katana we offer is forged with attention to detail, reflecting traditional methods and superior craftsmanship. Whether you're a collector, martial artist, or enthusiast, you’ll find blades that are almost exact replicas.

Wide Selection

From carbon steel practice swords to premium folded steel katanas, we stock a variety to match all budgets and needs. Our catalog is constantly updated with new arrivals and limited editions.

Quality You Can Trust

We source our swords from trusted bladesmiths who use durable materials, tested for performance and edge retention. Every katana goes through quality checks before it reaches your door.

Clear, Honest Pricing

No inflated markups. No gimmicks. Just fair prices on all products, with transparent descriptions so you know exactly what you're getting.

Customer-Focused Service

We're committed to a smooth shopping experience. Our customer support is responsive and knowledgeable — here to help you pick the right sword or handle any concerns.

Fast, Secure Shipping

We ensure your order arrives safely and quickly, with reliable shipping partners and protective packaging for every sword.
Join thousands of satisfied customers and experience the Sword Slice difference. Whether it’s your first katana or your fiftieth, we’re here to help you slice through the noise and find the perfect blade.

Frequently Asked Questions

What are anime-inspired butterfly knives?

Anime-inspired butterfly knives are functional balisong-style knives designed with character-specific themes from series like Demon Slayer and One Piece. These knives feature real or trainer blades and are styled with colors and patterns that represent iconic anime characters, combining fandom with everyday knife functionality.

Are these butterfly knives functional?

Yes, our butterfly knives are fully functional. Trainer models are dull for safe flipping, while sharp versions feature real steel blades. Both are built with smooth pivots, durable handles, and high-quality materials for performance, collection, or cosplay purposes.

Do you offer dull butterfly knives?

Absolutely. We carry dull butterfly knives (trainer versions) that are perfect for beginners or cosplay use. These knives have blunt edges, rounded tips, and smooth action, making them ideal for learning tricks or handling safely in conventions and public settings.

Are there sharp butterfly knives available?

Yes. We offer sharp butterfly knives crafted from stainless steel for collectors or experienced flippers. These blades are functional and best suited for display or careful use. Always check your local laws before purchasing or using sharp models.

Which Demon Slayer characters are featured as butterfly knives?

We currently feature Tanjiro Kamado, Shinobu Kocho, Zenitsu Agatsuma, and Inosuke Hashibira as anime-themed butterfly knives. Each model includes character-inspired coloring, styling, and designs to match the energy of their Nichirin swords or signature visuals from the series.

Do you have One Piece butterfly knives?

Yes! We offer select One Piece butterfly knives, styled after fan-favorite characters. These knives feature iconic pirate colors, crew logos, or sword-style motifs that reflect the world of One Piece. More designs are added based on demand.

Are these butterfly knives legal?

Laws vary by region. Trainer butterfly knives are generally legal in most areas. However, sharp butterfly knives may be restricted depending on your local laws. Please check your city or state’s knife regulations before ordering.

Do these butterfly knives feature character-specific colors?

Yes! Each anime knife is designed with distinct color schemes and accents based on the character. For example, Tanjiro’s features green-and-black, Shinobu’s includes purple highlights, and Zenitsu’s is styled with yellow lightning patterns.

Do these butterfly knives require assembly?

No. All butterfly knives arrive fully assembled and ready to use. Simply open the packaging, wipe the blade clean, and begin flipping or displaying as desired. No extra tools or setup required.

Are more anime characters being added to your butterfly knives collection?

Yes! We’re actively expanding our anime knife collection with new characters and series. Stay tuned for future releases, and let us know which characters you'd like to see next in butterfly knife form.