细节
A Soden Bizen Katana
Unsigned, attributed to Chogi, Nambokucho Period (14th Century)
Sugata [configuration]: honzukuri, mitsumune, wide mihaba, o-kissaki
Kitae [forging pattern]: koitame with jinie
Hamon [tempering pattern]: gunome-midare with choji of nie with ashi, wide habuchi, tobiyaki, midare utsuri
Boshi [tip]: midare
Horimono [carvings]: bohi on both sides
Nakago [tang]: o-suriage, two holes
In shirasaya [plain wood scabbard]: with sayagaki by Honma Kunzan Showa 29 (1954), requested by Mr. Aoyama
Nagasa [length from tip to beginning of tang]: 67.2cm.
Sori [curvature]: 1.7cm.
Motohaba [width at start of tempered edge]: 3.3cm.
Sakihaba [width before tip]: 2.9cm.