Tekko-kagi (“hand claw” weapon)

Tekkokagi pair ;ninja tekagi kagi ninjutsu ninpo bujinkan kumade wolverine claws

Ninja Glove Hook TEKKO KAGI (Handcrafts) – Ninja Store Japan

Tekkō-kagi, TMNTPedia

Tekko Kagi Weapon Series

Tekkō - Wikipedia

internal consistency - Would gauntlets with claws be an effective weapon? - Worldbuilding Stack Exchange

Ninja Handcrafts – Ninja Store Japan

Tekkokagi by scifiguy9000 on DeviantArt

Hand Forged Ninja Martial Arts Tengu Tekko Kagi Claws

Regarding claw stances - General Discussion - Warframe Forums

Ninja Glove Hook TEKKO KAGI (Handcrafts) – Ninja Store Japan

Ninja Tekkokagi Hand Claws - Kobudo Mart

14 Super Kakkoii Ninja Weapons That Were Actually in Use

Ninja Glove Hook TEKKO KAGI (Handcrafts) – Ninja Store Japan

internal consistency - Would gauntlets with claws be an effective weapon? - Worldbuilding Stack Exchange