Aikuchi tanto, Japan: koto blade, Muromachi period, 16th century; koshirae, Edo period (1603-1868) Blade hira zukuri, hamon suguha, ko itame hada. Nakago pierced with two mekugi hana, nakago signed Seishû Kuwana ju Muramasa saku - 勢州桑名住村作. Ebizaya-type Koshirae consisting of a black lacquered saya ringed at the kojiri. Part of the mounts in suaka (kojiri, kaeri, kashira and sayadôgane), the rest of the mounts, fuchi and koiguchi in silver-plated metal. Tsuka partly covered with whale baleen. Small iron kozuka with ken-shaped blade. Mekugi in gilded copper decorated with a five-petal plum blossom. Nagasa : 25 cm