Gun Frontier

"There are men who, on coming to places that women find unlivable, are all the more determined to find there a reason for living. These men epitomize grandeur."

(from ebookjapan):

An action manga set in the wild west featuring Tochiro, a small, short-sighted Japanese man who is a master of the sword, written and illustrated by Leiji Matsumoto, the master of SF manga and well-known for "Space Battleship Yamato" and other works!

To avenge the murder of his family and search for his surviving friends, Tochiro and Harlock, a master marksman, are on a journey in a western town when they meet a mysterious beauty, Sinunora, and...?