古伯耆貞綱 安綱孫 平安後期元暦頃 乱れ映り立ち綾杉風の地鉄に金筋頻りに掛る名品 二尺二寸
Tokubetsuhozon Token

Kohouki Sadatsuna Katana

No.609911

Kohouki Sadatsuna, Grandson of Yasutsuna, Late Heian period Around Genryaku era, Midare-Utsuritachi, Ayasugi-style Jigane, Kinsuji-shikirinikakari, A masterpiece 66.6cm

¥3,500,000(tax included)
Kiwame
Kohouki Sadatsuna
Registration
Nagasaki 3/17/47(Showa)
Period
Late Heian period Around Genryaku era
Size

Hachou 66.6cm (二尺二寸) Sori 1.6cm
Moto-Haba 2.6cm Saki-Haba 1.4cm Moto-Kasane 0.53cm Shinogi-Thikess 0.63cm Saki-Kasane 0.30cm Kissaki-Chou 1.8cm Nakago-Chou 21.3cm Weight 586g

Country
Houki
Shape
Shinogidukuri, Iorimune, Mihaba slightly thin, Koshizori-tuki, Tip tapered, Small-Kissaki.
Kitae
Itamehada, Mixed Mokumehada, Jinie entered fine ant thick, Chikei entered frequently, Midare-Utsuritatsu.
Hamon
Suguha-style, Small-Midare, Mixed small-Gunome, Hotsure, Mixed Uchinoke, Small-Ashi and You entered frequently, Nie entered well, Kinsuji-kakari, Nioikuchi is bright and clear.
Boushi
Suguni-Komaru, Shallow return (Asaku-Kaeru)
Nakago
Oh-Suriage, Shallow tip Kurijiri, Yasurime-kattesagari, Mekugiana are three(3)
Habaki
Single Kinkise Inome-Sukashi(Gold-plated single-layered boar-eye see-through)
Drscription
Kohouki Yasutsuna, along with Sanjo Munechika and others, was one of the earliest master craftsmen of Japanese swords, He was one of the earliest master craftsmen of Japanese swords, who moved from Suguha to Wantou. He was active during the mid-Heian period, The famous Doji Kiri Yasutsuna is famous.Sadatsuna is said to be Yasutsuna's grandson and was active in the late Heian period.
This sword has wide Mihaba, Koshizori-tsuki, a sword that retains the shape of the Ubu-Nakago when it was made. Jinie entered fine and thick, Chikei entered frequently, Midare-Utsuritachi, Hadatatsu-Jigane, Yakiotoshi, Small-Midare and Mixed Gunome, Small-Ashi and You entered well, Small-Nie entered, Kinsuji and Sunagashi-kakari, Nioikuchi is bright and clear.