Short Katana in Shirasaya

Signature: Mumei
Year Made: Gendai
Forging Pattern: The pattern cannot be seen through scratches on the blade.
Tempering Pattern: It's difficult to tell but appears to be suguba.
Dimensions:   Nagasa:  23 31/32", Nakago: 8 1/4", Mihaba: 1 1/4", Sakihaba: 13/16", Kasane: 1/4", Sori: 7/16"  
Mountings:  The shirasaya is in poor condition with a wooden habaki as part of the handlle.
Overall Condition: There are no flaws in this blade other than the chips in the edge as can be seen in the pictures.  There are grinder marks the length of the blade on both sides.  They are not deep and with come out in a polish.