Kozukedaijo Sukesada 横山上野大掾祐定 signed Wakizashi, Dragon Fittings, Edo period

横山上野大掾藤原祐定／備前国長船住人

Fuchikashira, Menki, and Tsuba have dragons drawn on them.
Fuchi is signed, Umetada Narikazu(埋忠就一), and Tsuba is also signed in the center.

Signature : Yokoyama Kozukedaijo Fujiwara Sukesada / Bizenkoku Osafune Junin
Nagasa : 464mm (18.27 in.) 
Sori : 12mm (0.47 in.) 
Total length : 660mm (25.98 in.) 
Motohaba : 27mm (1.06 in.) 
Sakihaba : 19.3mm (0.76 in.) 
Motokasane : 6.7mm (0.26 in.) 
Sakikasane : 4.9mm (0.19 in.) 
Blade Weight : 413g
Total Weight : 772g