Ordering number : AS18322
Wakizashi in Shirasaya with Koshirae.In Koshirae.
Mei:Mumei (Sekisyu Sadatsuna)(NBTHK Tokubetsu Hozon Token)
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to Jyo Jyo saku ranking.
The blade was polished.
Habaki :gold wrapped double habaki.
Blade length(nagasa) : 47.7 cm or 18.7inches.
Sori :1.4cm or 0.55 inches.
Mekugi : 1
Width at the hamachi : 2.9cm or 1.14inches.
Width at the Kissaki : 2.69cm or1.05inches.
Kasane : 0.56cm or 0.22inches.
Era : Nanbokucyo period 1350.
Shape(Sugata):The blade is regular width and thickness Naginata naoshi style .
Kitae :Itame hada well grained with jinie attach and visible to see the texture.
Hamon :Niedeki round shape gunome midare and in Hamon, ashi,
sunagashi and also kinsuji work.
Boshi:In Ookissaki boshi, gunome round shape midare with sunagashi kinsuji work yakizume style.
Special feature:It is generally believed that Sadatsuna the First was a son of Sekisyu Naotsuna. Naotsuna has been counted among Masamune-jutetsu, the best brilliant ten pupils of Masamune in Soshu. Sekishu province, present Shimane pref. had
been prospered by exporting iron.
Saya :shark skin.
Tsuba :On the round shape iron tsuba, engrave Kizami and inlay by copper plate.
Menuki : On the syakudo plate, samurai good is engraveed with gold color.
Fuchi:Kashira:on the syakudo nanako plate, battling samura is engraved with gold color.
Kojiri:on the iron plate, chinese ancient animal is painted by gold color.
From Aoi Bijyutsu:Sekisyu Sadatsuna is a student of the Naotsuna looks more gentle hamon. generally gunome midare round shape and active sosyu style temper line inside of the Hamon. The Koshiare is also nice good condition Koshirae.
NBTHK Tokubetsu Hozon Token.
Aoi Art estimation paper : whole Oshigata.