Muramasa was a famous Japanese swordsmith who founded the Muramasa school of sword-making in the early 16th century CE.
Muramasa may also refer to:
Muramasa: The Demon Blade, a 2009 video game for the Wii, later released as Muramasa Rebirth on PS Vita and Muramasa: Revenant Blades on the Nintendo Switch, Nintendo Switch 2, Playstation 5, and Steam Mura Masa, UK electronic music artist Muramasa (comics), Marvel Comics character Muramasa Blade, a fictional sword in Marvel Comics used by Wolverine Muramasa, a filler antagonist in the anime series Bleach Full Metal Daemon: Muramasa, a 2009 visual novel by Nitroplus Senji Muramasa, a character in the video game Fate/Grand Order "Muramasa", a song by progressive metal band Periphery