Oroshigane Kobuse Katana Shirasaya with Nashiji-hada Grain and Choji-midare Hamon Koshirae Forging Pattern (Hada 鍛肌): None

Forging Pattern (Hada 鍛肌): None (Modern monosteel

iron) and finished with a deep black patina (煮黒)

as if the wings are gently turning in the wind

This handcrafted saya features a Red Sparkle Lacquer (赤ラメ塗) finish—a deep crimson lacquer base enriched with fine reflective particles

Oroshigane Kobuse Katana Shirasaya with Nashiji-hada Grain and Choji-midare Hamon Koshirae Forging Pattern (Hada 鍛肌): NoneFolded Oroshigane Steel Shinken () Nashiji Choji Katana: TangGu () Oroshigane () Kobuse Blade () + TangGu () Shirasaya Koshirae () This blade is forged from in house refined Oroshigane (), using the Kobuse zukuri () construction. The folding process produces a refined Nashiji hada (), where shimmering grain textures resemble scattered pear skin particles under light. Polishing reveals an elegant Choji midare hamon (), its clove shaped undulations