Among them, the Umezawa manuscript (40 chapters, 17 books), which Sanetaka SANJONISHI obtained and gave his descendants, was designated as a former National Treasure in 1935 and as a present National Treasure in 1955, as the oldest complete manuscript copied by hand before the mid-Kamakura period.
このうち三条西実隆が入手して子孫に伝えた梅沢本（40巻17帖）は、鎌倉時代中期までに書写された現存最古の完本として昭和10年（1935年）に旧国宝、昭和30年（1955年）には新国宝に指定された。