2017-09-08 13.02.40 Published September 8, 2017 at 1020 × 2958 Example of a koshigatana. Described as a “chiisa katana” (short sword) with a hamidashi (jutting outward) tsuba. Represents a style used around the ending of the Edo period. From the book “Nihon no Bijutsu 1”, by Ogasawara Nobuo.