Katana : Bishu Osafune Sukesada/Eisho 10 nen 8 gatsu Hi (August1513)
Katana in Shirasaya, with Koshirae.(NBTHK Hozon paper)
There is NBTHK Hozon Paper on Tsuba (Kumagaya School)
Signature : Bishu Osafune Sukesada
Eisho 10 nen 8 gatsu Hi (August1513)
The blade was polished
Habaki :Shakudo Single Foiled
Blade length : 61.3 cm or 24.13 inches.
Sori : 2.1 cm or 0.82 inches.
Mekugi : 1
Width at the hamachi : 2.73cm or 1.07inches.
Width at the Kissaki : 1.93cm or 0.76inches.
Kasane : 0.66cm or 0.26inches.
Era : Muromachi Period Eisho 10th year(1524) August
Shape : It is wide and thick nice sori Katate-Uchi shape
with Bo-Hi engraved at both side. It is graceful katana.
Jitetsu :Koitame hada with Mokume mixed. Jinie is attached and utsuri is appearing.
Hamon : It is Fukuro Choji midare with ups and down in the Ha.
There is ashi and yo work. Boshi is Bizen-To midare komi hamon.
Special feature : Sukesada was active from Early Muromachi Period to Late Muromachi Period
that continues long time from late Edo period. Bishu Osafune Sukesada is known for Kazuuchi
or mass produced sword however, it was carefully made during Eisho period
and even some were designated as Jyuyo Token.
This piece has small kizu that was made over 500 years of time. However,
there is ububa remainging and it is elegrant shape.
Koshirae : It is Higo style nice balance koshirae.
Tsuba :NBTHK Hozon Tosogu. Mumei(Kumagaya School) Bobbin design
Fuchikashira : Iron plate with leaf design engraved and inlaid with gold.
Saya : Black Ishimeji saya with red-brown kizami pattern at the top part.
Menuki : Shakudo plate with leaf design engraved and inlaid with gold.
NBTHK Hozon paper for the blade and Tsuba.
Aoi Art estimation paper : whole Oshigata.