Katana in Shirasaya with Koshirae (NBTHK Hozon Paper)
Signature: Mumei (unsigned)(Ko-mihara)
The blade was polished .
Blade length : 69.69 cm or 27.43 inches.
Sori : 1.35 cm or 0.53 inches.
Width at the hamachi : 2.76 cm or 1.08 inches.
Width at the Kissaki : 1.75 cm or 0.68 inches.
Kasane : 0.81 cm or 0.31 inches.
Era : Late Kamakura period.
Shape : Osuriage Mumei thick Katana with regular width and rather long Kissaki.
Jitetsu : Itame hada looks like a Masame with Jinie and small Chikei attach. And Bo-Utsuri appear.
Hamon : Niedeki tight Suguha. In Ha, there are soft Ashi.
Special feature : Mihara school had been prospered from late Kamakura
to late Muromachi period in Bingo province present Okayama prefecture.
The representative swordsmiths were Masaie and Masahiro.
Especially the works of last Kamakura period to Namboku-cho period
are called Ko-Mihara, and are distinguished from the later period.
Rising above the times, the school had been influenced by the Yamato School.
There had been many shoen; manors in medieval Japan in Bingo
province ruled by the shrines and temples of Yamato province.
As the features of Mihara school, elegant suguha-hamon with slight
midare-ba and smooth Itame-hada.
On the surface, this blade looks like Aoe blade.
And this blade will change with polish.
There are little rust parts, but we will polish when you buy.
Tsuba :On the round iron Tsuba, some design is engraved in openwork.
Fuchikashira :On the Shibuichi plate, horses are engraved.
Saya : Black Kawari-nuri Saya like a wooden texture.
Menuki : On the large Shakudo plate, dragon is engraved.
NBTHK Hozon Paper
Aoi Art estimation paper : whole Oshigata.