A Japanese Wakizashi in wooden sheath, Shinto period ( 1600-1804, Edo period), Blade form: Shinogi zukuri (blade with ridge line between edge and back) Ihori mune (v-shaped back side of the blade) Suguha Hamon (straight temper line) with Itame hada (hammered pattern) Ubu nakago (original tang end, not shortened ) Silver foil habaki (habaki = Collar at the end of the blade near the hilt) Mei (= Signature) Nobukuni, L 51 cm (total length including sheath), Komaru boshi (tempering part returns partly on the backside) Muneware (lengthwise crack near hilt and nakago) Fukure (air enclosures in blade ),