Signature: Kunimitsu. Not reliable signature. probably Uda school.
The blade was polished.
Habaki:On the silver plate, Mt Fuji is engraved.
Blade length : 22.8 cm or 8.97 inches.
Sori : 0.1 cm or 0.03 inches.
Mekugi:1
Width at the hamachi : 1.84 cm or 0.72 inches.
Kasane : 0.34 cm or 0.13 inches.
Era :Middle Muromachi period.
Shape : On the shinogi ji, file off some part and a razor edged feeling.
Jitetsu : Itanme hada well grained with jinie attach and visible to see the texture.
Hamon : Niedeki suguha with deep nioikuchi with ashi.
Special feature : The blade looks like Uda school.
The blade is sharp feeling nice Tanto.