Ordering number : 18551
Wakizashi in Shirasaya with Koshirae.(NBTHK Hozon Paper)
Signature : Bishu Osafune Katsumitsu Tadamitsu/Meio 6 Nen 2 Gatsu Hi
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to Jyojyo saku ranking.
The blade was polished.
Habaki : Double silver habaki.
Blade length : 45.1 cm or 17.75 inches.
Sori : 0.9 cm or 0.35 inches.
Mekugi : 2
Width at the hamachi : 2.90 cm or 1.14 inches.
Width at the Kissaki : 2.10 cm or 0.82 inches.
Kasane : 0.61 cm or 0.24 inches.
Era : Muromachi period, around Meiou era(1497).
Shape : Regular width and thickness, small Sori.
Jigane : Ko-Itame Hada well grained with Jinie attached. Clear Utsuri apparent.
Hamon : Nie Deki, Suguha with some thick Nioikuchi.
The Ha is bright. Boshi is Ichimai style.
Special Feature : Several swordsmiths used the name Tadamitsu for generations in Osafune School of Bizen province.
The First Tadamitsu worked in the Kamakura period noted
in an old document. Survived their works were forged
in Namboku-cho to Muromachi period. In the Muromachi period,
most of their katanas were in form of Uchi-gatana,
blade length is about 63cm that was popular in that peirod.
Fine itame-hada bearing jinie and broadish suguha-hamon
were their tradition.
This blade is Gassakumei(Katsumitsu and Tadamitsu).
Tsuba : Mokko shaped, the flowers are carved into the surface.
Saya : Green mother of pearl depicting the silhouette of butterflies.
Fuchikashira : Syakudo-nanakoji.
Menuki : Syakudo, the phoenix motif.
NBTHK Hozon Paper
Aoi Art estimation paper : whole Oshigata.