|A10938(S5501) Katana signed Bishu Osafune KATSUMITSU In the 8th month,
the 3rd year of Eisho
with)Black lacquered Notches sheath Uchigatana style Koshirae
|Koto Middle of Muromachi period (the 3rd year of Eiroku/1506) Bizen
Length of cutting edge69.3cm Curvature2.6cm Width of base28.3mm Width of Yokote16.0mm Thickness of base6.8mm
|Blade construction (kengyo) : Shinogi-zuruki, Iori-mune. Short tang (nakago)
which was designed for one-hand grip. Back Iori-mune ridge is low, Shinogi-suji
ridge is high and deep curve standing firmly both with waist pointed and
upper curve, leading to a small tip. The entire blade has dignified bearing
in the style of medieval period. (click HERE for high resolution
of the blade photograph)
Forging pattern (kitae hada) : Kitae hada is clearly fine Itame wooden marks mixing with Mokume burl partially. Hiraji surface glows speckled whitish Ji-nie hard-metal granules that generates irregular Utsuri (Midare-Utsuri) vividly.
Tempering pattern (hamon) : Hamon is fine ko-nie base, Clove outline (Choji-ha), small Gunome zigzag. Ashi feet is shining toward cutting edge and Sunagashi blushing streams across the Ashi feet. YOU dots float in the interior of temper. This work has a superb ji-ha and is a fine example of the famed swordsmith KATUSMITSU.
Temper of tip (boshi) : Boshi is Midarekomi irregular,flaming up then small circle turns back.
Tang (Nakago) : Nakago is UBU original. Katte-sagari (slightly slanting left) filemarks. Kurijiri round heel shape. One Mekugi-ana peg hole. The signature in OMOTE side is chiselled with six character [BI SHU OSA FUNE KATSU MITSU] and URA side is the date of year [In the 8th month, the 3rd year of Eisho] (1506).
On after the ōnin war (1466-1477), so called the Warning States Period, sword smith Ukyou-no-suke KATSUMITSU appeared. His existing works with the date of year shows his major active period from the 10th year to 16th year of Bunmei (1478-1484) and also there is a collaboration with his younger brother Sakyo-no-shin MUNEMITSU in the date of the 2nd year of Entoku (1490).
An important cultural property, belonging to Nikkō Tōshō-gū shrine [Wakizashi signed Bizen kokuju Osafune KATSUMITSU-MUNEMITSU Bichu oite Kusakabe saku, Auspicious day in the 2nd month 19th year of Bunmei (1487)] with an original Chisa-katana Koshirae which was transmission by Tokugawa Ieyasu is their representative collaboration work.
Jiro-saemon-no-jo KATSUMITSU who is a son of Ukyou-no-suke KATSUMITSU, his monumental work is the Juyo-Bijutsu-hin (Cultural Properties of Japan), personal belonging [Katana signed Bizen kokuju Osafune Jirou Saemon-no-jo KATSUMITSU Asa-Arashi (morning strom), Matsudaira Masatoshi shoji, Auspicious day in the 8th month, the 1st year of Eisho (1504)].
Legitimate successor Shuri-no-suke KATSUMITSU, then Tōsaemon KATSUMITSU had prospered until end of Muromachi period as one of the top superb Osafune sword smiths
From Bunmei to Eisho (1469 - 1520) about 50 years, early stage of the Warning States Period, average size of cutting edge was about 2-shaku (about 60cm) which was designed for one-hand grip purpose and the subject katana, although size is longer than standard, was designed with short tang for one-hand grip. The shape is graceful with deep curvature, standing firmly on base and exquisite Jigane uses fine steel by elaborate forging. Splendid clove (Choji-ha) temper adds artistic value.
The entire blade remains an UBU (original shape) condition with the one peg hole which has been treasured by generations. There is a darkish forging loosen ware in front under the Yokote ridge, which is elaborately eliminated and restored by a skilled polisher. Condition is in "good-very good" (Using a scale of mint-excellent-very good-good-fair-poor).
The attached Black lacquered Notches sheath Uchigatana style Koshirae consists of: (click HERE for the entire fitting)
Fuchi/Kashira : signed MITSUMASA Nanako-ji surface Shakudo copper alloy ground Takabori Gold Iroe inlay. A throng of Horses motif.
Menuki : Horse and Ox(午牛） motif, Shakudo Yobori, gold Iroe inlay
Tsuba : Matsukawahishi(a water chestnut) with cherry blossoms against bark motif（松皮菱に桜花図）. Round rectangular shape, Iron ground, Sukibori carve, gold inlay.
Hilt : White rayskin, gray indigo-blue lozenge cord wrap.
Scabbard : Notches black RO-IRO style Japanese lacquered with brass ground stone surface Kojiri end.
Gold foiled bare rock copper ground habaki collar, preserved in a Shira Saya plian wood mounting.