HONMAMON "MOTOKANE" Nakiri Hocho 165mm(abt 6.5"), Blade Edge : "Aogami Super Steel" , Tosa Kurouchi Made in Japan! (Tosa = Where John Mung was born.) Blade Length : about 165mm(6.5inch), Length : about 310mm(12.2inch), Weight : about 165(5.8oz) Edge of Blade : That famous Aogami Super Steel! Hardness : around HRC64 +/- 1 Aogami Super is so hard that we recommend this for those who know about sharpening knives. For Cutting Vegetables! Tosa Kurouchi : Roough Appearance, but you can feel the warmth and high spirits of Tosa Craftsmen!