Attributed to Kokubunji Sukekuni of Bingo, Kamakura period (1185-1333), early 14th century The slender blade of shinogi-zukuri form, with shallow sori, narrow suguba of nioi and nie with some kinsuji, mokume hada; the nakago with sujikai yasurime and three mekugi-ana, indistinctly signed Bingo .... Sukekuni; in shirazaya; the koshira-e (mounts): the saya of polished same; Kyo-sukashi tsuba of kiku form, late 16th century; shakudo nanako fuchi with a dragon in relief, signed Omori Hideuji with a kao; with a horn kashira and kojiri; with a silk bag and a brocade bag. The blade: 70.1cm (27 5/8in); the koshira-e: 106.2cm (41¾in). (5).