The blade was polished.
Blade length : 21.7 cm or 8.54 inches.
Width at the hamachi : 2.05 cm or 0.8 inches.
Kasane : 0.87 cm or 0.34 inches.
Era : Late Edo period.
Shape : The blade is thick which is called Kanmuri otoshi style.
Jitetsu :Itame had well grained with jinie attach nice clear Jigane.
Hamon : Niedeki suguha tight.
Special feature : On the book The signature Kuniaki is not mentioned any books which mens the blade is Meikanmore.
The blade itself powerful look Kanmuri otoshi.