Nichirin Blade
Item from Demon Slayer by Koyoharu Gotouge
The only weapon that can kill a demon — forged from sun-drinking ore and changing color to match its wielder's soul, each blade is a swordsmith's life work and a demon's nightmare.
Also known as: Nichirin Sword, Nichirin Katana, Color-Changing Sword, Sun Blade
What They Know
- Forged from Scarlet Crimson Iron Sand and Scarlet Crimson Ore found on mountaintops with year-round sunlight — the ore absorbs and stores solar energy
- The only weapon capable of permanently killing demons through decapitation — all other damage regenerates
- Changes color when first drawn by its wielder, reflecting their Breathing Style affinity — blue (Water), red (Flame), yellow (Thunder), etc.
- Black blades are considered cursed — no known Hashira has wielded one, and their users historically die young (until Tanjiro)
- Crimson Red blades — achieved through extreme heat or specific techniques — hamper demon regeneration and cause burning pain to demon flesh
- Each blade is hand-forged by a specific swordsmith who takes personal pride (or fury) in its maintenance
Connections
- forged_at — swordsmith_village
- used_by — corps_headquarters
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