Demon Slayer - Tanjiro Kamado's Nichirin Sword Cosplay 3D Model

3D model description

Return to where it all began — this long-awaited update brings new life to the first design ever posted to my Cults3D page.

Now rebuilt from the ground up with improved accuracy, a cleaner design, and far more reliable assembly, this model perfectly captures Tanjiro Kamado’s determination and spirit.

Crafted in Fusion 360, this version refines every curve and detail of Tanjiro’s iconic weapon, blending craftsmanship and authenticity for the ultimate print.

What’s This For?

Whether you’re preparing for a cosplay build, adding to your anime weapon collection, or displaying it as a tribute to Demon Slayer’s legacy, this model is built for you.

With Demon Slayer’s new movies on the horizon, now’s the perfect time to create and represent your favourite hero.

Print. Paint. Display.

Honour Tanjiro’s journey with this upgraded Nichirin Sword and Saya.

Key Features:

Completely Reworked Design: A full upgrade to my original sword model — more accurate, more durable, more detailed.

• Improved Assembly: New rod alignment system for a cleaner, stronger build.
• Optimised for Printing: Split into sections for easy printing on most home 3D printers.
• Perfect for Cosplay or Display: Lightweight, balanced, and convention-ready.

DISCLAIMER

This is a fan-made 3D model inspired by Demon Slayer: Kimetsu no Yaiba. I do not own the rights to Demon Slayer, which belongs to Koyoharu Gotouge, Shueisha, and its respective licensors. This model is for personal use only and is not intended for commercial use, resale, or mass production. Please support the official release.

3D printing settings

• Recommended Infill: 15-20% for durability without excessive weight (higher infill for handle).
• Sheath: 3x100mm holes for rods(6 rods total)
• Easy Assembly: Designed to be assembled with a single main threaded rod (1m x 5mm) running through the handle and into the blade for stability.
• The handle should be printed with a higher infill for strength.
• Post-Processing: Sand and fill for a smooth, high-quality finish, then paint to achieve the signature black blade effect.