Uchigatana owned by Tsugaru Tamenobu (1550-1608) The uchigatana sword is probably one of many least identified types of Japanese swords, and Indeed, it truly is once again a descendent on the tachi. In 1719, Tokugawa Yoshimune, the 8th shogun with the Tokugawa shogunate, requested Hon'ami Kōchū, who was an authority of sword appraisal, to file s