[ Feature ]
Form : HIra-zukuri. Iori-mune. Mihaba is relatively narrow. Kasane is thick. No sori attached. Fukura shows less curveture kareru status.
Engraving : (omote) bô-hi (ura) goma-bashi. Both tips show flowing ends.
Nakago : Yasurimes are katte-sagari. Saki is kuri-jiri. One hole.
Jigane : Itame-hada with some changes. Jinie attached.
Hamon : Notare, gunomes and ko-gunomes mixed. Nioikuchi shows clear distinction. It is very clear. Nie attached. Sunagashis appeared.
Boushi : It runs in ko-maru. It shows haki-kake form.

[ Highlight ] Thick layered tanto which brilliance of the ji-ba is unique. It is a dignified piece of work. Bizen Hisahide is a swordsmith who is not mentioned in the book of names, but is believed to be a Bizen swordsmith of the late Muromachi period. This is a rare piece.

[ Conditions ] Excellent.

[ Attachments ] Habaki(silver ,single), shirasaya, bag of shirasaya and NBTHK Tokubetsu hozon paper "特別別保存刀剣鑑定書"( issued on 5th March Heisei 30(2018))