The majority of actual swordmakers use lower alloy high carbon steels such as 1084,1094,etc while the majority of factories use low quality stainless grades such as 420c. I would personally use good...
Katanas are made from steel. Back in the 15th and 16th centuries, when the katana was widely in use, this was the best material. The steel matched with the craftsmanship of the sword-smiths made this...