細節
A Yamato School Katana
Unsigned, attributed to Senjuin, Nambokucho Period (14th Century)
Sugata [configuration]: honzukuri, iori-mune, chu-kissaki, toriizori
Kitae [forging pattern]: hadatachi [prominent] itame with mokume and jinie
Hamon [tempering pattern]: suguha, kogunome, ashi in konie, nijuba on monouchi
Boshi [tip]: o-maru
Nakago [tang]: o-suriage
Habaki [collar]: double, copper-gilt
In shirasaya [plain wood scabbard]: with attribution to Senjuin School
Koshirae [set of mounts] comprising: black diagonal ribbed lacquer saya, matching shakudo mounts comprising fuchi-kashira, koikuchi, kurikata, kojiri depicting in iroe-takazogan Yoshino-gawa and Tatsuta-gawa with maple leaves and cherry blossom by a stream, fuchi signed Masanori (kao), tsuba broad oval, shibuichi, depicting a cherry blossom tree in gilt takazogan, signed in sealed form Mitsumasa, 19th Century, 99cm.
Nagasa [length from tip to beginning of tang]: 71.4cm.
Sori [curvature]: 1.7cm.
Motohaba [width at start of tempered edge]: 3cm.
Sakihaba [width before tip]: 2cm.