Ordering number : 18411
Katana in Shirasaya with Koshirae.(NBTHK Hozon Tokubetsu Hozon Paper)
Signature : (Aoi mon) Yasutsugu Oite Echizen Saku Kore (Echizen 3rd generation)
Shinto: Chu Jo Saku
(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.
Blade length : 66.4 cm or 26.14 inches.
Sori : 1.0 cm or 0.39 inches.
Mekugi : 1
Width at the hamachi : 2.90 cm or 1.14 inches.
Width at the Kissaki : 2.2 cm or 0.86 inches.
Kasane : 0.6 cm or0.23 inches.
Era : Edo period aroud Kanbun era.
Shape : Regular width and thicness Katana.
Jigane : Ko Itame Hada well grained with Jinie attach.
The Jigane is beautiful blackish Jigane.
Hamon : Nie Deki, Gunome Midare with thick Nioikuchi ad Ashi. The Habuchi is soft. In Ha, there are Sunagashi and Kinsuji.
Boshi : round Yakisage style.
Special Feature : This sword is made by Yasutsugu the 3rd generation, the 3rd son of
the great first generation Yasutsugu who was called Siro uemon.
After his brother died, he became Echizen.
The blade looks like the works of the 2nd generation, having nice Jigane.
Syogun Takugawa family permitted him to engrave Tokugawa family’s crests （aoi family crest) on the tang of the swords.
Saya : Black roiro saya
Tsuba : Round iron Tsuba, samurai are engraved with gold color.the signature can read Esyu hikoe ju.
Menuki : Samurai engraving.
Fuchigashira : Syakudo-nanakoji, Samurai engraving.
Aoi Bijyutsu Syoshin estimation paper
NBTHK Hozon Tokubetsu hozon paper.