AS20579-Tanto: Yoshimitsu (Tosa)

Tanto in Koshirae.

Signature:　Yoshimitsu (Tosa)

(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to the Jyo-saku ranking.
The blade was polished.
Habaki:　Gold foiled double Habaki.
Blade length: 20.6 cm or 8.1 inches.
Sori :0.0cm or 0.0 inches.
Mekugi: 1
Width at the hamachi: 1.8cm or 0.70 inches.
Kasane : 0.7cm or 0.27 inches.
The weight of the sword 105 grams.

Era : End of Muromachi period
Shape: Short Tanto with thick Kasane and long Nakago.
Jigane: Ko-Itame-Hada well grained. Jinie attached and Utsuri appeared.
Hamon: Nie-deki Suguha with Ko-Togari-ba. Boshi is Togari shape.

special feature: Tosa Yoshimitsu’s founder was work around the middle of Kamakura period and continued to the 7th generation, Muromachi period Dai-ei era (around 1528). There are also swordsmiths named Yoshimitsu of Yamashiro, but they are different people and their style is also different. Tosa Yoshimitsu usually makes a short but very thick sword.

Koshirae: Aikuchi style.

Aoi Art estimation paper
whole Oshigata.