Katana Blazing Sun Oroshigane Kobuse Blade Jojaku Koshirae 炎陽 Saya using Kobuse-zukuri (甲伏造) construction in

using Kobuse-zukuri (甲伏造) construction in which a hardened outer layer encases a softer core

The saya (scabbard) is finished in Kin-nashiji lacquer (金梨子地塗)

Beneath the wrap rests a pair of blackened white-copper menuki（目貫） in a floral design

the wheel motif has been favored in Japanese craftsmanship for centuries

Vacuum Heat Treated Full Tang Shinken (真剣) | Veiled Aegis Katana: TangGu (湯谷) CPM-3V Maru Blade (丸造) + TangGu (湯谷) Genkō Koshirae (玄鋼拵)

Katana Blazing Sun Oroshigane Kobuse Blade Jojaku Koshirae 炎陽 Saya using Kobuse-zukuri (甲伏造) construction inFolded Oroshigane Steel Shinken () Blazing Sun Katana: TangGu () Oroshigane () Kobuse Blade () + TangGu () Hantachi Jojaku Koshirae () The Hantachi style koshirae () combines classical design with functional strength. The blade is forged from Oroshigane () steel in Kobuse zukuri () construction, with a hard steel jacket and softer core. The surface shows Ayasugi hada () grain and a straight suguha hamon () created through clay tempering (). The saya