Blade inscribed by Muramasa, 鮫皮研出鞘大小拵 Blade and Mounting for a Long Sword ( Katana), Japanese

lt;strong>Inscription:</strong> Inscribed on the tang of the blade: 村正 (Muramasa); on the hilt collar (<i>fuchi-gashira</i>): 横谷宗國（花押）(Yokoya Munekuni (<i>kaō</i>)); on the sword guard (<i>tsuba</i>) in gold inlay: 後藤光美（花押） (Gotō Mitsuyoshi (<i>kaō</i>))

The Muramasa ban and signature alterations

103cm With A Sheath Katan You Can Carry A Wooden Iaido Wood Practice Knife Muramasa Demon Sword Kendo Samurai Wood Blade - AliExpress

The Muramasa ban and signature alterations

Muramasa Katana: The Terrifying Legends of the Demonic Sword

The Muramasa ban and signature alterations

The Muramasa ban and signature alterations

Black Blade (Muramasa Sword)

Black Blade (Muramasa Sword)

Muramasa Katana: The Terrifying Legends of the Demonic Sword

Muramasa Blade, Marvel Database