"Mottainai" means we don't want to waste anything in Japanese.
Craftsmen don't want to waste small leftover material. They made small blade from remaining materials. Kogatana means small blade.
Notice: Blade oxidizes quickly.
Please read this article "about rust".
Free sharpening service for 3 year
Blade material: Aogami2 + Iron
Handle materials: Magnolia wood
Total length: 150mm
Size is approximately. Each knife has different size slightly.Craftsmen made them one by one.
Each blades and handles are a bit different each other. There may be some small scratches or uneven surface.