Attributed to Hizen Kuni Junin Minamoto Munetsugu, Katana, Edo period (1615-1868), 17th century, koshi-zori zukuri, gunume midare hamon, ubu nakago with one hole, in Shirasaya, accompanied by Nthk certificate, length 60.8 cm (blade) full length 85.6 cm (including shirasaya)