Signed 渡邊則千代作 (Watanabe Norichiyo saku)

Nagasa: 36.4 cm (14 5/16”)

Nakago: one mekugi-ana, patinated, signed

Sugata: straight to shallow-curved ko-wakizashi with standard kissaki

Era: Edo period, Shintō era (17th–18th century)

Mounts: simple copper habaki, shirasaya section