Antique Japanese sword (shinogi-zukuri katana) in koshirae, - Catawiki
The Samurai Workshop - The overall shape and geometry of a Japanese sword is named the sugata. While the sugata Shinogi zukuri (diamond shape) is the most common by far, also unokubi
Paul Chen Raptor Shinogi Zukuri
The Anatomy of a Japanese Katana
Shinogi: The Ridges of the Japanese Sword | Tozando
A Japanese katana, circa 1670, Blade shinogi-zukuri with deep torii-zori, o-kissaki, ko-midare sudare-ba based on a suguha hamon with extensive kinsuji. Ko-maru kaen boshi with deep kaeri. O-mokume hada, kesho finish. O-suriage