日本刀鍛錬 katana making(1)

折り返し鍛錬 日本刀の材料である玉鋼を真っ赤になるまで熱し、叩いて薄く延ばします。 薄く延ばした玉鋼を積み上げゆっくりと加熱し個々の鋼の表面が融けてきた時に 叩くと鍛着して一つの塊になります。この塊を叩いて延ばしある程度の長さになったら、タガネで切れ目を入れ二つに折り返してまた鍛接しては折り返すことを10~12回くり返します。

素延べと火造り,Katana making(2)
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素延べと火造り,Katana making(2)

#138 Swordsmith Shinji Haoka - Forging with Soul: Forging that Connects Japanese Skill and Soul -...
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#138 Swordsmith Shinji Haoka - Forging with Soul: Forging that Connects Japanese Skill and Soul -...

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Restoration a Buried Katana That Was Lost for Decades - From Dirt to Deadly

日本刀奉納鍛錬
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日本刀奉納鍛錬

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Forging a Katana by a Japanese Swordsmith - Full Process Unveiled

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Big Stone Destroyed CAT Loader Tire | Repaired in Unique Way

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Restoration of a WW1 1918 Smith & Wesson revolver, (with test firing), #restoration

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How Japanese swords are made. The top-secret story of a sword smith.

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Dangerous Idiots Fastest Truck & Heavy Equipment Fails | Extreme Oversized Truck Transport #20

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The process of making Tamahagane the material for Japanese swords. The world's only female craftsman

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Polishing and maintenance of Japanese swords (Hon'ami style)

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78 Year Old Blacksmith Makes Knives that Almost NEVER wear out

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How a Master Craftsman Forges Traditional Japanese Swords Deep in the Mountains

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Making WOOTZ Japanese Kitchen Knife from Old Drill Bits

「日本刀ができるまで」四郎國光~刀匠~How samurai swords were made~
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「日本刀ができるまで」四郎國光~刀匠~How samurai swords were made~

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Inside Factory Process of Recycling Copper Stator Scrap Into New Royal Largest Copper Vessel

Complete process of making Japanese sword|Polishing a KATANA  [Samurai sword]
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Complete process of making Japanese sword|Polishing a KATANA [Samurai sword]

The Process of Japanese Swordsmithing by Living Master Norihiro Miyairi.
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The Process of Japanese Swordsmithing by Living Master Norihiro Miyairi.

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How to make katana Japanese sword ENG sub

Knife Making a hunting knife
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Knife Making a hunting knife