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Kokuga Katana - 黒牙
$260.00
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30 DAYS FREE RETURN
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WORLDWIDE SHIPPING
No minimum purchase required
24/7 HUMAN SUPPORT
No Bots, No AI
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Our products follow Asian sizing standards.
We recommend choosing one size larger than your usual size, except for Japanese-style T-shirts and sweatshirts, for which you can choose your normal size.
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- Do not bleach
- Do not tumble dry
- Dry clean with PCE only
- Iron at medium heat
- Gentle wash at 30°C (86°F) or lower
- Wash inside out with similar colors
- Hang to dry
- Reshape while damp
- Delivery: The average delivery time is approximately ten business days. Delivery is guaranteed within 30 days.
- Returns: You have 14 business days from receipt of your order to return an item for an exchange, refund, or gift card request.
- Order tracking: You can track your package using the tracking tool in the services tab at the bottom of the page. You can also contact us for any information.
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Japanstreet products are not manufactured in Japan.
They are inspired by Japanese culture, design, and aesthetics in order to share the spirit, symbols, and beauty of Japan through each creation.
Our clothes do not carry the “Made in Japan” label, but our inspiration comes from there—from the streets of Tokyo, the workshops of Kyoto, and the markets of Osaka.
Our materials are chosen for durability (thick cotton, resistant linen) and our pieces are designed to be worn as they are in Japan: a denim kimono, a haori with sneakers.
At Japanstreet, we don't sell an origin, we share a spirit. 🇯🇵
Experience the discreet power of the Kokuga Katana in modern bushido style
Crafted for warriors who value subtlety and practicality, the Kokuga Katana is a masterful blend of traditional form and contemporary utility. Its minimalist, all-black aesthetic doesn’t scream for attention, it commands it quietly, like the silent presence of a seasoned swordsman. With its tactical attachments and sleek texture, it embodies the evolution of the samurai spirit in today’s world.
Far from being just decorative, this katana is forged in high-carbon steel, featuring a mirror-polished finish and a clear hamon line that signals the use of differential hardening, a mark of authentic Japanese swordsmithing. Whether for cutting exercises or for aesthetic display, the Kokuga’s balance and finish speak to its dual nature: one foot in the past, one in the present.
Why the Kokuga Katana is perfect for both display and urban readiness
The Kokuga stands apart from traditional blades thanks to its integrated leather sling and metal fasteners. This rare feature echoes the needs of modern samurai, collectors, cosplayers, or martial arts practitioners, who carry their katana not just to show reverence to history but to embody it in real time.
Its textured black saya (scabbard) is finished with a faux-snakeskin weave that reflects elegance and grip, while the gold-accented tsuka (handle) remains loyal to the aesthetics of Edo-era craftsmanship. Even the tsuba, understated and dark, evokes the moon hidden behind clouds: powerful, mysterious, watchful.
This is a tactical katana in every sense. It bridges functionality with ceremony. The sword can be mounted as a stunning home centerpiece, or worn on the back like a ninja’s blade thanks to its tactical sling, perfect for cosplay or themed training sessions.
The name Kokuga, translating loosely to “Black Fang” or “Shadow Fang”, reinforces its image as a blade born from darkness, precision, and purpose. It is not about loud colors or fame; it’s about intention, control, and an inner fire. That makes this sword a conversation piece and a serious choice for martial artists who understand the deeper meaning behind the blade.
Whether you’re looking for a practical black tactical katana, a ninja-style sword, or a sleek piece for your modern samurai collection, Kokuga delivers a refined fusion of tradition and stealth.
OUR VISION, YOUR STYLE
THE SPIRIT OF JAPAN IN EVERY CREATION
At Japanstreet, every piece draws its inspiration from Japanese culture, blending modernity and heritage.
From the streets of Tokyo to the traditions of Kyoto, our clothing and accessories express one simple idea: wear Japan every day, without compromising between authenticity and style.
HERITAGE MEETS STREET CULTURE
INSPIRED BY JAPAN, BUILT ON TRUST
At Japanstreet, we believe fashion should tell a story — one that blends modern streetwear with timeless Japanese culture.
Every design reflects our passion for creativity, authenticity, and detail.
We’re here 7 days a week to ensure a smooth, reliable, and personal experience, from your first visit to delivery.
Japanstreet is more than a brand — it’s a bridge between worlds, made for those who want to wear Japan and live its style.