Ordering number:AS24360
Tanto in Shirasaya with Koshirae (NBTHK Tokubetsu Hozon Token)
Signature: Mumei (attributed to Yamamura Yasunobu)
無銘(山村安信)
Era: Chu-Koto: Etchu
This blade is rated as Chu-Jo Saku (above average work).
For mumei (unsigned) works attributed to Yamamura Yasunobu, this piece is classified as a Jyojyo Saku (very superior work).
Habaki: Single gold-foil layer
Blade Length: 28.4 cm (11.18 in)
Curvature: Uchi-zori (slight inward curvature)
Mekugi Hole: 3
Width at Base (Motohaba): 2.52 cm (0.99 in)
Thickness (Kasane): 0.48 cm (0.19 in)
Era: Early Muromachi period, Oei era
Shape: The blade is slightly wide, with carvings of a simple sword (suken), a single claw, and double grooves, forming a san-mune (three-faceted spine).
Jigane: The finely forged small itame-hada exhibits utsuri (a shadowy reflection effect), creating a jigane reminiscent of the Nobukuni school.
Hamon: The hamon is a suguha (straight temper line) made with fine nie crystals, ending with a rounded boshi (tip) return.
Features: This piece, attributed to Yamamura Yasunobu, shows similarities to the Nobukuni school, suggesting a possible connection.
Koshirae:
Tsuba: Mokko-shaped iron tsuba with high-relief carvings of plum trees, decorated with gold inlay.
Fuchikashira: Shakudo nanako-ji with carved plum trees, adorned with gold inlay.
Saya (Scabbard): Lacquered with a mix of red and black in a tsuishu style.
Menuki: Shakudo base with high-relief plum design, accented with gold inlay.
Kozuka: Shakudo nanako-ji with a textile drying scene between trees.
Kogatana: Signed “Hyuga no Kami Fujiwara Masahisa.”
Aoi Art’s Comment: This work attributed to Yamamura Yasunobu features a crisp suguha hamon and beautifully carved plum motifs.
NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper
Whole Oshigata
Auction Starting Price:550,000JPY