A very good sword by Shodai Tadakuni from the famous Horikawa School. Shinano Tadakuni is rated as a Jo-saku smith Hamon is ko-nie suguha, hada is mokume/itame. Tadakuni (shodai) blades are also rated Wazamono (Extremely Sharp). Blade is in recent full polish in new shirasaya and with silver foil habaki. Note that there is a very small nick in the munouchi area that the polisher opted to not remove.
Signed - Shinano no Daijo Fujiwara Tadakuni with NBTHK Tokubetsu Hozon