18.125" Nagasa (blade length). 26" overall with Tsuka (hilt) and Saya (scabbard). Shinogi-zukuri pattern blade with O-Kissaki and Ihori mune. Blade displays Omaru Boshi and Toran Hamon line with Mokume Hada. Nakago is in the Futsu shape with Kuri-Jiri tip and a single hole. Features a Shakudo Habaki. Fittings consist of a pierced iron tsuba, black finished Nanako Shakudo Fuchi and horn Kashira with the grip tape and Menuki lost, and only traces of white same remaining. The black laquered wood Saya is leather wrapped. Signature to Nakago by Hisahiro, indicating it was likely made about 1650.