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Signatura: Mumei
Year made:   Early shinto
Forging Pattern: Itame
Tempering Pattern: O-Midare
Dimensions:   Nagasa:  463 mm, Nakago:  138, Motohaba:  28, Sakihaba:  21, Motokasane:  6, Sakikasane:  5, Sori:  4
Mountings:  Shirasaya with cooper habaki.
Overall Condition: Very good. Originally wakizashi. The blade has 8 hagiris. It is in excellent polish (it has also kesho on habakimoto and kissaki) and with brilliant hamon.  

full blade picture

shirasaya

Excellent hamon