Lot Essay
Accompanied by a Tokubetsu Kicho Kodogu [Sword Fitting Specially Worthy of Preserving] certificate no. 316, issued by the Nihon Bijutsu Token Hozon Kyokai [Society for the Preservation of the Japanese Art Sword], dated November 21 1964, for the koshirae and a slip of paper with seal and kakihan of Hona'ami Tadaaki (19th generation) states that the blade is a genuine Masamune and from the Daté family. Dated 1872 (three years after Tadaaki's death according to reference books).