Circular tsuba (marugata ) with design of futatsu-domoe (twofold tomoe) in negative openwork (kage-sukashi), folded-over rim (uchikaeshi-mimi ). The ‘head’ of the left tomoe altered to form an opening for scabbard accessory (kata-hitsu-ana), adorned with gold ategane fitting with file marks (tate-yasurime). The hammer-blow finish of the surface (tsuchime-ji). Signed to the left of nakaga-ana: Yamakichibei (山吉兵). Attributed by Steve Waszak a the Second Generation (Nidai) master.
NBTHK paper [translated by Markus Sesko]:
Tomoe-sukashi-tsuba (巴透し鐔).
KANTEI-SHO (鑑定書) - APPRAISAL No 451718
Futatsu-domoe sukashi-tsuba (二巴透鐔) ‒ Tsuba with two tomoe comma openwork design
Signed: Yamakichibei (山吉兵)
Round shape (marugata ), iron, hammerblow finish (tsuchime-ji ), negative openwork design (kage-sukashi ), folded-over rim (uchikaeshi-mimi ), one opening for scabbard accessory
(kata-hitsu-ana) (with gold ategane fitting)
According to the result of the shinsa committee of our society, we judge this work as authentic
and rank it as Hozon Tōsōgu.
February 20, 2007
[Foundation] Nihon Bijutsu Tōken Hozon Kyōkai, NBTHK (日本美術刀劍保存協會)
Diameter: 76 mm, thickness at center 3.9 mm, thickness at rim: 5.1 mm; weight: 102.5 g
Tomoe (Comma): The character 巴 (Chinese pronunciation bā). A pattern resembling the two-comma tomoe (futatsu-domoe) has been found in ancient cultures on all inhabited continents. ...aside from their military function, a ritual or fetish value, perhaps related to their testicular shape. It also has yin-yang connotation. The gold sekigane confirms the high value of the piece to the owner.