A Bizen tanto in mounts Muromachi period (1333-1573), dated 1405 Hirazukuri, iorimune forged in itame hada with a gunome midare and choji midare tempered edge and ko-maru boshi with some hakikake, the ubu tang with one hole, signed Bishu Osafune Norimitsu and dated O'ei nijunen hachi gatsu (Eighth month of 1405), 7 1/2in (19cm) long, with a one-piece gilt-copper habaki; the 19th-century koshirae comprising a russet ishime-lacquer saya decorated with nandina berries and leaves in aogai and applied with a cherry tree in gilt-metal, the kurikata and kojiri iron with a pair of birds in silver takazogan and scrolling vines in gold nunomezogan, the tsuka wrapped in black silk over same with modern fuchi-gashira decorated with pum blossoms in gilt and silvered iron menuki of birds, the silver tanto tsuba with a horse in trappings in katakiribori, signed Gesshu Issai and with a kao