Late Edo period Katana, tang signed Koyama Munetsugu, midare hamon. Copper habaki and tsuba. Bronze kashira and fuchi, mixed metal menuki, missing mekugi. Lacquered saya with mokume graining, bronze koiguchi and kojiri. Dimensions are: Overall, 41 inches long, 104.1 cm. Blade, overall 38 1/4 inches 97.16 cm. Nagasa, 28 1/2 inches, 72.4 cm. Nakago, 9 13/16 inches long, 24.9 cm. All measurements are approximate. Condition: Blade has been poorly cleaned/polished at some point, hada is unclear due to this. Saya with some minor scuffs and wear.