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types of koshirae

What Is the β€œClothing” of a Samurai Sword? β€” Koshirae

There is a common saying: β€œAmateurs admire the spectacle; experts appreciate the details.”Most people are easily drawn to the visual splendor of a Japanese sword’s exterior fittings. Koshirae literally means the β€œclothing” of a sword. It can be divided into everyday wear and formal wear. Shirasaya β€” The β€œEveryday Wear” of a Sword The everyday […]

katana sword carving

Horimono: Katana Sword Carving(engraving)

What Is Horimono in a Katana Sword? Horimono, commonly referred to as katana sword carving or katana sword engraving, is the traditional art of engraving decorative motifs directly onto the surface of a Japanese katana blade. Unlike modern ornamental engraving, horimono is an integral part of the sword-making process and must be executed before the […]

Types of Katana Hamon

What Is Hamon on a Japanese Sword?

Hamon (εˆƒηΊΉ) – The Soul Line of a Japanese Sword The hamon, also known as the temper line, is one of the most important and beautiful features of a Japanese katana. It is created through a complex process of folding, forging, clay coating, and quenching. Before quenching, the sword is covered with a special layer […]

Diagram showing six types of jihada in Japanese swords: masame, ko-itame, o-itame, nashiji, mokume, and ayasugi

Understanding Jihada: The Signature Texture of Japanese Swords

By a lifelong student of Nihontō | Published November 30, 2025 Jihada, the distinctive texture formed on the surface of a Japanese sword through the process of folding and hammering steel, is not merely an aesthetic feature but a crucial identifier of craftsmanship and lineage. Each school employs unique folding techniques, resulting in distinct patterns […]

Full Tang

What Is a Full Tang Katana?One-piece structure Katana blade

When shopping for an authentic or functional katana, you’ve likely come across the term β€œfull tang”—but what does it really mean, and why does it matter? Whether you’re a martial arts practitioner, a historical enthusiast, or a collector seeking quality craftsmanship, understanding the anatomy of a katana is essential. In this guide, we’ll break down […]

Diagram showing the curvature (sori) of a traditional Japanese katana blade

Japanese Katana Blade Geometry and Structure Explained

The geometry of a Japanese Katana is founded on circular forms. Both the tip (kissaki) and the entire blade exhibit a gentle curvature (sori), a result of steel composition and the dramatic changes produced during differential hardening and quenching. The katana is primarily a two-handed sword, designed for powerful cutting while still retaining the ability […]

Close-up of real Japanese katana hamon pattern forged by Ab Sword.

Understanding the Hamon of the Japanese Katana

The Soul Line of the Katana: A Journey into the Hamon For centuries, the Japanese katana has stood as a symbol of honor, precision, and soul. But beyond its razor edge and elegant curve, there lies something more β€” a shimmering line running along the blade, sometimes straight as calm water, sometimes dancing like waves.That […]

cosplay sword absword

What makes manga katana so special today?

I think manga katana are special because they look bold. They have strong cultural meaning. More people like them now. These swords link fantasy with real life. Skilled makers, like Ab Sword, make blades by hand. This makes manga katana real for fans and collectors. Every sword seems to tell a story. Key Takeaways Manga […]

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