Japanese

             Romanised

              Translation

太刀

Tachi 

Tachi

Katana

Katana

脇指

Wakizashi

Wakizashi

短刀

Tanto

Tanto

鎬造り

Shinogi zukkuri

Ridge line closer to mune

平造り

Hira zukkuri

Without ridge line

切り刃造り

Kiriha zukkuri

Ridge line closer to ha

Nagasa

Length

反り

Sori

Curvature

内反り 

Uchizori

Curves inward

先反り

Sakizori

Curve in upper blade

華表反り

Toriizori

Curve in middle of blade

腰反り

Koshizori

Curve in lower blade

肌(地肌)

Hada (jihada)

Skin pattern

板目肌

Itame hada

Wood grain pattern

杢目肌

Mokume hada

Round wood grain

柾目肌

Masame hada

Straight pattern

綾杉肌

Ayasugi hada

Undulating pattern

梨子地肌

Nashiji hada

Pearskin

無地肌

Muji hada

No pattern

刃文

Hamon

Edge pattern

Nie

Visible crystals

     

Nioi

Indistinguishable crystals

金筋 

Kinsuji

Golden lines

稲妻 

Inazuma

Lightning

           

Yo

Leaves

 

Ashi

Legs

逆足            

Saka ashi

Slanting legs

打のけ  

Uchi no ke

Crescent shapes

地景 

Chikei

Lines of nie in ji

地沸 

Jinie     

Crystals in the hada

匂口

Nioiguchi

Line of the Hamon

二重刃

Nijuba

Double Hamon


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