Izumi no Kami Ujisada (ACTIVE 1573-1592) A Mino katana Momoyama period (1573-1615), 1580s Sugata (configuration): honzukuri, iorimune, chu-gissaki, toriizori Kitae (forging pattern): ko-itame hada in jinie Hamon (tempering pattern): suguha with a flourish of gunome approaching the hamachi Boshi (tip): suguha ko-maru Nakago (tang): ubu with one hole, sujikai file marks, signed Izumo no kami Ujisada and with a partially effaced date Tensho ju[] []gatsu no hi (A day in the []th month of 158?) Habaki (collar): one-piece, gold-foil, textured Nagasa (length from tip to beginning of tang): 27 1/4in (69.2cm) Motohaba (width at start of tempered edge): 1 1/16in (2.8cm) Sakihaba (width before tip): 13/16in (2cm) In a shirasaya (wood storage scabbard) With kantei certificate no. 160033 issued by the Nihon Token Hozon Kai (Society for the Preservation of the Japanese Sword), dated February 25, 2016