Collection: Premium Tenba Seal Carving Knife

A Genuine Masterpiece Forged by a Swordsmith

A seal knife crafted by a master swordsmith.
It is forged from steel using the same process as creating a Japanese sword.
Produced under the guidance of the seal engraver, Master Manabe Seia, as a joint project with Shoyu, this is a true masterpiece.
If you are carving seal stones for seal engraving (tenkoku), we highly recommend using an authentic seal knife forged by a swordsmith.