π Key Facts : 1. Tanjiro Nichirin Blade replicas use 1095 high-carbon steel, clay-tempered (differential hardening), edge hardness HRC 58β60, can cut bamboo β but the anime’s “rare metal” Nichirin Blade material does not exist in reality. 2. Ab Sword anime-series swords are all collection-grade standard: full tang, real hamon (not acid-etched), functional edge, priced […]
