细节
A KODACHI BY OSAFUNE SADAMITSU
The blade honzukuri with torii-zori and chugissaki, mokume hada with o-hada profusely covered with ji-nie, midare hamon of nie with ashi and abundance of sunagashi, kaen boshi, the remains of bonji on the ura, ubu-nakago, signed tachi mei Bishu Osa (fune Sada) mitsu and dated Shitoku (1384-86), 61.8cm.; in shirasaya with bag