Katana Parts Terminology: Complete Glossary Of Japanese Sword Fittings & Blade Structure

For collectors, cosplay enthusiasts and Japanese sword culture lovers, mastering the professional terminology of every katana component is essential. A standard ornamental katana is composed of dozens of distinct fittings, from the tip of the blade to the bottom cap of the scabbard. This guide breaks down every internal blade structure and external accessory with clear labeled diagrams and plain explanations.

After learning about all these delicate fittings, you can check out Japanese katana daily maintenance guide to learn how to protect each part of your collection long-term.

External Katana Handle Fittings (Tsuka Components)

KASHIRA: Metal cap at the bottom of the handle.

MENUKI: Metal ornaments on both sides of the handle.

TSUKAMAKI: A ribbon wrapped around the handle.

SAMEGAWA: Sticker for the handle of a japanese sword. Learn more texture and material options via SAMEGAWA.

OYATSUBU: A circular fixture for fixing the handle and stem is inserted through the eye nail hole. It can be made of copper, iron, bamboo, wood and other materials.

FUCHI: The ring at the base of the handle has a hole for the japanese sword stem to pass through.

TSUBA: Hand guard between handle and blade. For vintage decorative collection tips, visit TSUBA.

Blade Base Ring & Scabbard Accessories

HABAKI: Installed in the nakago top, sanding area at the base of the place a special ring of. Explore its core functional design here: HABAKI.

KOIGUCHI: Sheath opening.

SAGEO: a cord used to attach the sheath to the obi.

KURIKATA: A horn or metal ring used to tie sageo.

SHITODOME: A small metal accessory, resembling a quail's eye.

SAYA: Katana sheath. Browse lacquered scabbard material knowledge: SAYA.

KOJIRI: The cap at the bottom of the scabbard is usually made of animal horn or metal. View specialized scabbard fitting introductions at KOJIRI.

Internal Blade Professional Structural Terms

Most beginner collectors mistakenly believe that katana fittings are merely decorative ornaments. In fact, every traditional component follows hundreds of years of Japanese forging etiquette and combat ergonomics. From the thickness of the habaki locking ring to the weaving density of the tsukamaki cord, each detail directly affects the sword’s stability, drawing smoothness, and overall collection value. Understanding these standardized terms helps enthusiasts distinguish authentic traditional craftsmanship from modern simplified versions, avoiding low-quality imitation products during selection and collection.

Every forged katana blade has layered internal structures with fixed traditional naming standards. The hand-drawn labeled diagram below marks every segment from kissaki tip to nakago tang.

Each zone including boshi, hamon, shinogi and mei carries unique craft and cultural meaning. If you want to dive deeper into antique sword manufacturing craft, check this museum resource: authentic antique katana parts craft introduction.

Cleaning & Care For All Handle Fittings

Ray skin wrapping and fabric tsukamaki are easily damaged by moisture and dust. Pick durable wrapping materials and proper maintenance routines: ray skin and cord wrap fitting selection tips.

Closing: Structural Difference Between Decorative Katana & Iaito Practice Swords

Many new collectors confuse display-only ornamental katana with iaito training swords. Their internal tang, habaki and tsuka structures have obvious distinctions. Read the full comparison: Iaido practice sword structural difference from decorative katana.

For academic research on Sengoku period original sword fittings, reference this national museum archive: Sengoku period original katana parts cultural research.