A mounted shinto o-tanto
The blade 17th century
The blade of hirazukuri form with gunome-ha of nie and nioi, itame-hada, the nakago with one mekugi-ana, unsigned; koshirae: the black lacquer saya with aogai nashiji; the silver mounts with dragon medallions in relief, the fuchi signed Tsuchiya Masachika with kao; with fabric bag.
The blade 30.5cm (12in) long. (2).