Very long BIZEN-TO TACHI in GUNTO Koshirae: Japanese samurai Katana sword
Included:
Antique Japanese Tachi long sword "Bizen koku 備前國" in Gunto Koshirae mountings
Sword bag
Features:
Mei signature in Nakago tang: 備前國 (Bizen koku) (* The rest of the signature is cut.) 
Jidai date: looks Koto Period of Pre-1596 based on some features of the blade  
Size (approximation):
Cutting edge length: 69.6 cm (27 7/16")
Nakago tang length: 17.5 cm (6 7/8")
Whole blade length: 87.1 cm (34 5/16")
Moto-haba: 28 mm
Saki-haba: 19 mm
Moto-gasane: 6 mm
Saki-gasane: 4 mm
Sori curve: 19 mm
Fitting: 102 cm (40 1/8")
Weight (approximation):
Bare blade: 635 g (1.40 lb)
With fitting: 1,204 g (2.66 lb)
 
View greater detail at our YouTube channel:
https://youtu.be/CN8j6IX4U2U
 
Koshirae mountings are in good condition with normal wears seen in items of this age.  One of three Seppa washers is made of rubber to better fit Tsuba guard.  Sold as-is.
 
Sold as-is.
Attention Antique knives and Swords have wear due to time and uses. 
Sold as is.
Lighting may change color of items.