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Item No. TAN-0328 弌[友]斎貞光(一友斎貞光)
Mei Ichiyusai Sadamitsu
Back: --
Shape Hirazukuri Iorimune
Size
Length
30.2 cm 11.89 in
Sori (curvature)
0.4 cm 0.16 in
Motohaba
2.74 cm 1.08 in
Munekasane
0.74 cm 0.29 in
NBTHK Certification
Status Tokubetsu Hozon Tōken
Certification Date August 25, 2023
Provincial Registration
Registration Authority Miyagi Prefecture
Registration Date November 11, 1960
Item Details
Jihada (Metal pattern) Dense Itame-nagare
Hamon (Temper line) Gunome like sanbon-sugi consecutively
Bōshi (Point / Tip) Sugu Komaru turn shortly
Nakago (Tang) Ubu, Sujikai with kesho file pattern and a kurijiri end
Mekugiana (Rivet holes) 1
Habaki Copper base gold foil with file, Etchu type habaki
Price 350,000 JPY Buy Now
Other Info
Sasaki Ichiyusai Minamoto no Sadamitsu[佐々木一友斎源貞光] is a member of Sasaki Ichiryusai Sadatoshi's [佐々木一流斎貞俊] family. Sadatoshi was said to be worked for Rekko[烈公] Mito, and later moved to Shiroishi via Shirakawa, and moved to Wakuya at the beginning of the Ansei era in 5th and 6th /1793-1794. This tanto, Sadamitsu, has been misread because he used the ancient kanji ``Kanten Senjimon[漢篆千字文]'' to sign his name, and since he changed his name to Ichiryusai[一流斎] after 3rd year of Bunkyu, there is a misunderstanding that Sadamitsu was the same person with Sadatoshi, but there is a joint sword of them, same person is wrong. His works made from Manen to Keio era/1860-1868 remain. This tanto is a valuable piece referred to the "Sendai Domain Swordsmiths Meifu/list[仙台藩刀匠銘譜]". It has passed the Tokubetsu Hozon shinsa in 2023.