Previous answer is
　Bizen Suke Fujiwara Munetsugu
Bunkyu 3 Nen 3 Gatsu Hi (March1863).
備前介藤原宗次
文久三年三月日

Features: Munetsugu was born in Mutsu Shirakawa as the brother of Kiyoyama Munehira and was called Munehira. He later forged swords for the Shirakawa Matsudaira family and followed the lord to Kuwana. In 1841, he moved to Edo and began swordsmithing. It is believed that he was quite famous at the time, and many samurai ordered swords from him. Many of his works are signed by the owners, showing their widespread distribution. Munetsugu's creations generally exhibit no faults and demonstrate his high skill level.

==============================================
Appraisal Quiz #793 (May 4th, 2024)
Who made this sword do you think ?
==============================================

Blade Length: 68.2 cm (26.85 in)
Curvature: 1.3 cm (0.51 in)
Mekugi Holes: 3
Width at Base: 3.19 cm (1.26 in)
Width at Tip: 2.29 cm (0.90 in)
Thickness of rim (Kasane): 0.68 cm (0.27 in)
Sword Weight: 815 grams
Shape: Wide and sturdy blade with deep curvature and an extended kissaki.
Jigane: Fine itame hada with a tight, bubbly structure, displaying clear reflections.
Hamon: Nie-deki, a rounded gunome midare with small ashi, kozuka inclusions and sweeping small rounds toward the tip. Superior polishing accentuates the detailed masame hada and well-kneaded jigane. Sand streams and fine gold streaks are also visible within the blade.

================================================

Answer will be posted at next Appraisal Quiz.

================================================

(Please acknowledge not replying to mail about Appraisal Quiz by our convenience.)