Attributed to Kanewaka II, Momoyama (1573-1615) or Edo (1615-1868) period, early 17th century Sugata (configuration): honzukuri, iorimune, chu-gissaki and a shallow toriizori curvature Kitae (forging pattern): itame hada mixed with mokume hada based in jinie Hamon (tempering pattern): o-gunome midare in toranba style with visible nie and ko-ashi and yo Boshi (tip): ko-maru Nakago (tang): o-suriage with three holes, kiri file marks and cut signature Kashu [] Habaki (collar): one-piece, gilt-metal Nagasa (length from tip to beginning of tang): 28 3/4in (73.1cm) Motohaba (width at start of tempered edge): 1 1/8in (2.8cm) Sakihaba (width before tip): 7/8in (2.2cm) In a shirasaya (wood storage scabbard)