Katana Still Water Maru Blade Gentei Koshirae 若水 Oroshigane and mokume-hada（杢目肌） swirling woodgrain-like patterns

and mokume-hada（杢目肌） swirling woodgrain-like patterns appear in layers

Clay Tempered Full Tang Shinken (真剣) | Sakura Mist Katana: TangGu (湯谷) Sanmai Blade (三枚造) + TangGu (湯谷) Hanagasumi Koshirae (花霞拵)

Ō-kissaki (Large tip 大切先)

producing a hardened edge and a softer spine

Katana Still Water Maru Blade Gentei Koshirae 若水 Oroshigane and mokume-hada（杢目肌） swirling woodgrain-like patternsShinken () Still Water Katana: TangGu () Maru Blade () + TangGu () Gentei Koshirae () This practical style koshirae emphasizes structure and utility while maintaining traditional details. The saya is finished in black lacquer. Key fittingskoiguchi, kurigata, and kojiriare reinforced with water buffalo horn. The brown sageo is tied in a standard pattern. The tsuka is wrapped in brown ito over white natural samegawa (ray skin), with hishigami for a