MOSHIRO Full Tang Koga Ninja Handmade Straitblade Katana A very rare find, Moshiro Swords quality, Koga ninja sword comes fully functional with a High Carbon steelBlack Blade and Razor Sharp. All traditional aspects of a ninja sword are represented with this piece. Specifications Overall Length: 40.75 Inches Blade Length: 27 Inches (edge) Handle Length: 10.5 Inches Blade Material: High Carbon Steel Sharpness & Functionality: Full Tang, Quenched Black, Razor sharp Scabbard Material: Hardwood with Lacquered Finish