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The mekugi-ana (pinhole) is normally quite close to the tsuba & the mei (signature) seems to finish abrupty near the end of the tang. The squared butt also hints at shortening. Normally the tail...

Sword's been shortened at some point. It was commonly done with Tachi..
Looks in quite ok polish.
Gratz.

The best razors on that page are by Iwasaki. Look at the size of the bevels in comparison to the others.

Pictures of the katana also to follow I hope . :)