Katana: Yo Yoku Tanren Ko Ken Yue Fuson Sono Kizu Ki Motte Haku No Kaonokuji Masanobu.

Ordering number: 21108
Katana in Shirasaya with Koshirae.(NBTHK Tokubetsu Hozon Token)
Signature : Yo Yoku Tanren GouKen Yue Fuson Sono Kizu Ki Motte Haku No Kaonokuji Masanobu.
Naotane Saku 余欲鍛錬剛堅故不厭其疵 気以佩之観興寺正延

(We divide 4 sections for each sword as Saijyo saku, Jyo-jyo saku Jyo saku and regular saku)
This sword belongs to Saijyo Saku ranking.
The blade was polished.
Habaki: Gold foiled double habaki.
Blade length : 68.0 cm or 26.77 inches.
Sori :1.5cm or 0.59 inches.
Mekugi : 1
Width at the hamachi : 2.89cm or 1.14 inches.
Width at the Kissaki : 1.97cm or 0.78 inches.
Kasane: 0.71 cm or 0.27 inches.
The weight of the sword 715 grams.
Era : Edo period Tenpo 3Nen era
Shape : the blade is regular widthm thickness
with deep sori longer kissaki nice shape.
Jigane: Koitame had well grained with jinie attach and chikei work.
Hamon: Niedeki gunome midare and choji midare mixed, with ash work. In Hamaon, sunagashi, kinsuji work.
Bo-shi is round shape hakikake .

Special feature:Tadayoshi the First, born Hashimoto Shinzaemon was a swordsmith of Hizen province, present Saga pref. in Kyushu Island. Both his father and grandfather passed away when Tadayoshi was 13 years old so Tadayoshi learned under Dotanuki Zenbei in Higo province, present Kumamoto pref. Tadayoshi and Munenaga went to Kyoto to learn under the Umetada School in 1596. Tadayoshi learned forging sword and Munenaga learned the carving. They returned in 1598. Tadayoshi worked as a retained swordsmith of the Nabeshima family in the domain of Saga. Tadaysohi’s first sword inscribed the date was forged in 1600 at the age of 29. He changed the name to Tadahiro at the occasion of approved as the Musashi-Daijo in February 1624. Tadahiro (Tadayoshi) passed away in 1632.
His sword was ranked as a Saijyo-saku O-wazamono in the shin-to period. The Hizen School placed extremely important position in the history of this period. The main Tadayoshi family and derived branches had been developed and prospared.

From Aoi Art: Naotane is known to have been well-educated.
Engraved in this work,
Naotane In training this Japanese sword, he made it stubbornly so that there would be no flaws in the blade. From the condition of Nakago, we think it was made around Tenpo era(around 1835)

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper: whole Oshigata.

Price: 2,500,000 JPY-.

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