Late Kamakura period, Circa 1320NBTHK Juyō Tōken Nagasa [length]: 65.6 cmMotohaba [bottom width] 2.85 cmSakihaba [top width]: 1.95 cmMotokasane [bottom thickness]: 6.4 mmSori [curvature]: 2 cmSugata [configuration]: shinogi-zukuri, iori-mune, narrow blade with a somehow deep sori, chu-kissakiKitae [forging pattern]: itame. Chikei and ji-nie. Yubashiri.Hamon [tempering pattern]: gunome mixed with gunome in a deep nioi with thick nie; slight aranie with sunagashi and kinsuji.Bōshi [point]: komaru with a slight notare. Hakikake at the top.Nakago [tang]: ō-suriage, kurijiri, kiri...