{"id":24769,"date":"2024-12-04T11:30:42","date_gmt":"2024-12-04T02:30:42","guid":{"rendered":"https:\/\/sword-auction.com\/?post_type=product&p=24769"},"modified":"2025-08-10T12:49:56","modified_gmt":"2025-08-10T03:49:56","slug":"as24490-katana%ef%bc%9aechigo-kuni-ju-imai-sadaroku","status":"publish","type":"product","link":"https:\/\/sword-auction.com\/en\/product\/24769\/as24490-katana%ef%bc%9aechigo-kuni-ju-imai-sadaroku\/","title":{"rendered":"AS24490 Katana\uff1aEchigo Kuni Ju Imai Sadaroku"},"content":{"rendered":"

Katana in Shirasaya<\/p>\n

Signature: Echigo Kuni Ju Imai Sadaroku
\nKoki 2600 Nen Akizuki Hi (Autumn Day, 1940)
\n\u8d8a\u5f8c\u56fd\u4f4f\u4eca\u4e95\u8c9e\u516d\u9020
\n\u7687\u7d00\u4e8c\u5343\u516d\u767e\u5e74\u79cb\u6708\u65e5<\/p>\n

We divide swords into four categories based on the craftsmanship of the swordsmith: Saijyo Saku, Jyojyo Saku, Jyo Saku, and Regular Saku.
\nThis work is ranked as Jyo Saku for Imai Sadaroku’s craftsmanship.
\nHabaki: copper habaki with silver iroe.
\nBlade Length: 62.2 cm (24.49 in)
\nCurvature: 1.7 cm (0.67 in)
\nMekugi Hole: 1
\nWidth at Base (Motohaba): 3.3 cm (1.30 in)
\nWidth at Tip (Sakihaba): 2.2 cm (0.87 in)
\nThickness of Rim (Kasane): 0.68 cm (0.27 in)
\nSword Weight: 740 g (1.63 lbs)
\nEra:1940
\nShape:Wide blade with thick kasane, moderately deep curvature, and extended kissaki.
\nThis is a well-preserved piece with substantial ubu-ha remaining.
\nJigane:Features a vivid Masame-hada (Ayasugi-hada) pattern.
\nHamon:Brightly tempered Nie-deki in a wavy Gunome-midare pattern.<\/p>\n

Features: Imai Sadaroku was a swordsmith from Niigata Prefecture, also known as Imai Yaichi.
\nDuring wartime, he served as an officially appointed army swordsmith, holding the title of Honorary Master of the National Sword Academy.
\nHe was awarded gold and silver medals in the New Sword Honorary Exhibition and was a disciple of Amata Akishige.<\/p>\n

Aoi Art\u2019s Comment: Swordsmith Imai Sadaroku is renowned for creating swords and tant\u014d for his compatriot, Admiral Yamamoto Isoroku of the Imperial Navy.
\nHe crafted commemorative swords for Admiral Yamamoto’s acquaintances.
\nSadahiro was highly skilled at reproducing classical sword styles and collaborated extensively with the Living National Treasure, swordsmith Amata Akishige.
\nThis newly surfaced sword demonstrates a unique Ayasugi-hada pattern, akin to the works of Gassan Sadakatsu and Sadakazu.
\nIt exhibits a craftsmanship that rivals even Gassan Sadakatsu and Sadakazu, showcasing Ayasugi-hada on both sides of the blade.
\nPolishing service available separately for an additional \u00a530,000.<\/p>\n

Aoi Art Estimation Paper
\nWhole Oshigata
\n*Please note: The price does not include shipping fees.<\/p>\n

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