AS20552-Katana: Bichu Kokubu Ju Asae Otsuki Saburobee Kunishige (Ko-Mizuta)

Katana in Shirasaya with Koshirae.(NBTHK Tokubetsu Hozon Token)
Signature: Bichu Kokubu Ju Asae Otsuki Saburobee Kunishige (Ko-Mizuta)

(We divide 4 sections for each sword as Saijyo saku, Jyo-jyo saku Jyo saku and regular saku)
This sword belongs to Jyojyo saku ranking.
The blade was polished.
Habaki:　Gold foiled single habaki.
Blade length :　　62.2cm or 24.4 inches.
Sori : 1.1cm or 0.43 inches.
Mekugi : 　2
Width at the hamachi: 2.85cm or 1.12 inches.
Width at the Kissaki: 0.23cm or 0.09 inches.
Thickness : 0.76cm or 0.29 inches.
The weight of the sword 555 grams.
Era : Muromachi period Eiroku era
Shape: Katana with shape like Naginata. Regular width and thickness, longer Kissaki.
Jigane: Ko-Itame-Hada well grained.. Jinie attached and Utsuri appeared. beautiful Jigane.
Hamon : Niedeki-Suguha based with Ko-Gunome-Midare. Ashi, Yo worked.

Special feature: Bicchu Kuni Ayabe Totsuki Saburo bee Kunishige was made around late Muromachi period which is called Ko Mizuta (old Mizuta)
The sword has Zokumyo iri not simple Mizuta Kunishige.
This kind of Zokumyo blade was made for high-ranking samurai or Daimyo.
It is an ancestor of Kunishige Mizuta and is quite different from the works of the Edo period.
It becomes a blade hamon tand becomes aranie We highly recommend works with dignified common names(Zokumyo-iri)
The Koshirae is a wonderful work of Higo.The sword passed NBTHK Tokubetsu hoson Token.

Koshirae: Higo style Koshirae
Tsuba: Iron plate. The plum pattern is engraved with.
Fuchikashira: Shibuichi plate. Patterns are engraved.
Saya: Black Ishime plate.
Menuki: Shakudo plate. Some designs like plats is engraved with gold color.
Saya: Sharkskin with Black Urushi.

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper: whole Oshigata.