Kikuchi-yari


blade length  25.1 cm   thickness at the base  10 mm
 
The word "yari" means spear.
Usually yari has symmetry double edges.
But sometimes there is yari that has unokubi-zukuri or kanmuri-otoshi-zukuri.
Such yari is especially called "kikuchi-yari".
 


The thickness of back.
 

This shape of groove is called "naginata-hi".
It is common on naginata.
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