鍔 (鐔) Tsuba glossary
A metal plug placed inthe Kozuka or Kogai-ana. Also refered to as Ume ( 埋 )
AA crape paper finish.
A rounded raised rim.
An outer rim cover on a tsuba, usually in Shakado, Gold or some other soft
形 (型) Gata (Kata)
This means Shape, Maru Gata is Round Shape.
The Surface of the Tsuba.
櫃穴 Hitsu (-bitsu ) -ana
Hole in the guard to accomodate the Kozuka and Koagai. Looking form the front, the Kozuka hole is on the left side and the Kogai hole is on the right.
地金 (心鉄) Jigane (Shingane)
The basic metal or base metal of a tsuba.
地透 Ji Sukashi
An open work method in which most of the iron of the flat body is removed to create the outline of a shape or shapes..
Negative silhouette used in the Ji-Sukashi method.
Thicker rounder raised rims. ( note; Thicker and rounder than Dote-mimi )
A squared rim.
鎌倉 Kamakura ( tsuba )
Thin Katchushi type sword guards dating from the late Muromachi period. The scenic motifs are created by shallow relief carving.
Line carving of consisten depth and and width.
The hole for the Kôgai at the right of the tsuba.
A slightly rounded square rim.
The hole for a Kôzuka on the left side.
小透 Kô Sukashi
Small open work design. Kô literally means small.
A rounded rim.
The tsuba smith's signature carved into the surface of the guard, usually beside the nakago-ana.
The Rim of the Tsuba
An openwork method mainly used in Ko-Tosho and Ko-Katchushi sword gaurds. Shapes are pierced in negative silhouette into the flat body of the guard. The image is defined by the removal of the iron from the base.
紫寂 Murasaki Sabi
The patina of iron that has a grey-purplish colour.
撫木瓜型 Nade Mokkô Gata
Lobed shapped on an oval base
The hole in the center of the guard that passes over the tang of the sword.
応仁 Onin ( tsuba )
A sword guard on which the base plate is decorated with dot and line brass inlay.
Part of a design that is missing and left to the imagination.
A filler of Copper or Lead to to make the fit between the Tsuba and the Nakago snug.
Washers that are used for packing and can also decorate the front and back of the tsuba .
切羽台 Seppa Dai
A flat base around the tang hole which seats the Seppa ( washers ). Seppa are set on both sides of the tsuba.
An alloy comprising of Gold and copper. Polished, it is a rich black with a wonderful lustre.
lterally means "received commodity" and stands for mass produced items with a "brand name", In Tosogu it generally refers to tsuba and fittings made just after the Meiji Restoration ( 1867/68 ) and sold to tourists on the docks at Yokohama and Edo. These fittings are mostly low end but there are some better examples found.
A smith working in gold, silver or soft metal alloys.
据紋(象嵌) Suemon ( suemon-zôgan )
High relief brass inlay.
透鍔 Sukashi tsuba
Iron sword guards with openwork. There are two types. Mon-Sukashi and Ji-Sukashi.
鏨跡 Tagane Ato
Literally 'punch marks'. These refer to the punch marks left around the tsuba's Nakago ana to help facilitate at tighter fit of the tsuba on the sword.
Mixtures of iron of different qualities produce distinct texture variations that are visible to the rims of the guards. There are three main variations are fine, granular and linear.
鍔 (鐔) Tsuba
Japanese Sword Guard
槌目地 Tsuchime Ji
Hammer marks on the surface of a tsuba. A surface that has a hammered appearance.
A bevelled raised rim. One of the typical features of Ko-Katchushi guards.
腕貫穴 Udenuki ana
Two small holes at the bottom of a tsuba to pass a cord through.
See Ategane above
A method of finishing iron sword guards. A guard is heated to high temperature and then allowed to cool gradually. This method reveals the iron bones ( Tekkotsu ). Note: Yakite is also known as Yakinamashi 焼き鈍し.
Unrefined Copper. This copper was made in times when the refining process was not as good as it is now. Other impurities are mixed in. The colur is deeper than modern Copper.
陽透 Yô Sukashi
Positive silhouette used in the Ji-Sukashi method.
Inlay. Mostly brass or copper.