How to make the sheath of Katana (with templates)- YOGACosplay(GyakuYoga) [Tutorial of Cosplay weapon,aromor,prop]
How to make a katana sheath out of paper. Katana Scabbard - YouTube
How to Clean a Japanese Katana and Saya (Sheath) - Dengarden
How to make a sword Shirasaya?
Why do Samurai sheath their Katana edge side up? Wouldn't an edge side down allow for a one-motion attack with a diagonal slashing up motion from unsheathing the blade? - Quora
Japanese Sword Scabbard : 5 Steps (with Pictures) - Instructables
STL file Demon Slayer Katanas Sheath・3D printer model to download・Cults