AS20502-Tanto: Bishu Koku Ju Osafune Harumitsu

Tanto in Shirasaya with Koshirae.(NBTHK Hozon Token)
Signature :　Bishu Koku Ju Osafune Harumitsu

(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to ranking.
The blade was polished.
Habaki :　Gold foiled Habaki.
Blade length :　21.2　cm or 8.34 inches.
Sori : 0 cm or 0 inches.
Mekugi : 　1
Width at the hamachi :2.26 cm or 0.88 inches.
Kasane : 0.79 cm or 0.31 inches.
The weight of the sword: 170grams.
Era : Late Muromachi period around Tenbun era.
Shape : Regular width and thickness Tanto.
Omote side, there are Kenmakiryu and Dokko.
Ura side, there are Sanskrit characters.
Jigane : Ko Itame Hada grained, Hadadachi with Jinia attach.
visible to see the texture.
Hamon : Nie Deki, Suguha Hamon with soft Yo.
Boshi is round shape and Yakisage style.

Special feature: Bishu Koku Ju Osafune Harumitsu was a son of Jirozaemon Jo Katsumitsu. He was good at dragon engraving.

Koshirae : Aikuchi Koshirae
Saya : Urushi Nuri Saya.
Fuchikashira: horn.
Menuki : Flower is engraved(it might be solid gold)
Bashin: Kuyo Mon are painted with gold color.

NBTHK Hozon Token
Aoi Art estimation paper: whole Oshigata