Ordering number : AS21360
Wakizashi in Shirasaya(NBTHK Tokubetsu Hozon Paper)
Signature : Hizen Koku Ju Fujiwara Tadahiro(2nd generation)
Sayagaki: Hizen Kuni Ju Fujiwara Tadahiro,
Omi Daijo FUjiwara Tadahiro Wakauchi,
This blade was made around Kanei 16 or 17(1639 or 1640).
The blade length is 46.2cm.
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku)
This sword belongs to Saijo Saku ranking.
The blade was polished by high ranking polisher.
Habaki : Silver single Habaki.
Blade length : 46.2 cm or 18.18 inches.
Sori : 0.7 cm or 0.27 inches.
Mekugi : 1
Width at the hamachi : 2.755 cm or 1.08 inches.
Width at the Kissaki : 2.12 cm or 0.83 inches.
Kasane : 0.63 cm or 0.24 inches.
Era : Edo period, around Kanei era.
Shape : Regular width and thickness Wakizashi.
The Kissaki is long.
Jigane : Ko-Itame Hada well grained with Jinie attach.
The Jigane is Hizen Konuka Hada.
Shinogi Ji: Ko-Itame Hada with Masame.
Hamon : Nie Deki, Suguha with thick Nioikuchi.
There are double Ha with Ashi and Yo.
Around Monouchi era, the Suguha is wide.
Boshi is Hakikake shape.
Special feature: Tadahiro the Second, born Heisakuro Hashimoto as a legitimate son of Tadayoshi the First. Tadahiro was only19 years old when his father passed away in1632 but he was enough skillful to make sword at that time. Tadahiro designated the Omi-Daijo in 1641, aged 29 and continued not only forging sword but also supervised many pupils until his death in 1693, aged 80. He is known as a skillful swordsmith almost all works are above the standard hizen-to. He had been made sword for a long period of time to leave the largest number of swords in the swordsmiths of Hizen school. He was good at both of Suguha and Choji-midare Hamon. Especially the beauty of jitetsu called konuka-hada is appreciated as the best among the hizen-to. His swords are ranked at the Owaza-mono because of the sharpness.
NBTHK Tokubetsu Hozon Paper
Aoi Art estimation paper : whole Oshigata.