Ordering number: 20570
Tachi in Shirasaya(NBTHK Tokubetsu Hozon Token)
Signature : Sanryu Ryosanshi Masamine Saku Kore
Hinoe-Tatsu Nen 2 Gatsu Hi (Living National Treasure)
The sword was made in Feburary 1976.
(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.
Habaki : Gold failed double habaki.
Blade length :79.6 cm or 31.34 inches.
Sori :3.2cm or 1.26 inches.
Width at the hamachi : 3.2 cm or 1.26 inches.
Width at the Kissaki : 2.34 cm or 0.921 inches.
Kasane : 0.7cm or 0.276 inches.
The weight of the sword 1010 grams.
Era : Gendai(modern times) National human treasure.
Shape : The blade is very wide and thick with long sword with deep sori marvelous very healthy wonderful gorgeous sword.
Jigane :Koitame had well grained with jinie attach beautiful nice texture.
Hamon :Niedeki cyoji midair hamon
from the hamachi to Kissaki area.
Sumitani Choji midare hamon.
Special feature:umitani Seiho(Masamine) was called Sumitani Yoichiro who was studying at universuty Ritumeikan Department of science and engineering. After graduated this universuty, he became a student of the Sakurai Masayuki and also he established sword making place as the name of Sanryutei.
He got the prize of Masamune syo
( the name of the prize which is the top sword smith.) three times.
He was recognized as Ningen kokuho(human national treasure) 1981,
April 20th.(Important intangible cultural heritage)
He studied to make Japanese nice tamahagane by himself at his small iron works.
He made swords by using his own Tamahagane and succeeded
his sword which is called Sumitani Cyoji.
He made sword for self-defense for Palace insiderand also emperor
He was reigned over a top seat during these days.
But unfortunately he passed away at Heise 10th (1997)December 12th at 77 year of age.
This blade is massive nice shape like Kamakura Ichimonji style.
Powerful Bo-hi are engraved both sides of the blade.
Preeminent fantastic Jigane and also Magnificence Hamon makes us
satisfaction and pleasure.
It is very very hard to buy Ningen kokuho(Human national treasure).
We strongly recommend this sword which was made by his own small ironworks.
in 1956, he made sword craft center “Sanryu-tei” at his home.
From, 1957 to 1964, he got the Nyusho prize at Shinsakuto Gizyutu Happyokai competition.
In 1965, he got also the Masamune-sho prize and Meiyo Kaicho-sho prize at Shinsaku Meito-ten competition.
And he made sword craft center “Ryozan-tei”
In 1966, he got the Masamune-sho prize again, and he got Mainichi Shinbunsya-sho prize.
He became Mukansa swordsmith and judge of Shinsaku Meito-ten competition.
In 1967, he became Mukei Bunkazai of Ishikawa pref (Intangible Cultural Properties of Ishikawa pref).
In 1972, he got the 1st Kunzansho prize.
In 1974, he got the Masamune-sho prize.
In 1981, he became the Ningen Kokuho (Living National Treasures of Japan).
In 1984, he got the Shiju-Hosho prize.
In 1990, he made sword for current Emperor of Japan.
He discoursed at the British Museum.
From 1991 to 1994, he made some swords for Emperor’s family.
In 1992, he receive the order from Ise Jingu Grand Shrine.
In 1998, he passed away when he was 77 years old.
From Aoi Bijyutsu: This wonderful gorgeous sword is one of the top ranking highest blade in Sumitani Masamine.
He succeeded Ningen kokuho at Syowa 56.(１９８１）His sword is very active Ichimonji style typical Sumitani Cyoji midare hamon.
We strongly recommend this masterpiece of National human treasure sword for you.
NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper: whole Oshigata.