Retail Price: 33,800 yen Noshu Masamune Series Powder High-Speed Steel Clad Santoku Knife 18cm A Santoku knife with excellent sharpness, made from powder high-speed steel clad construction. This Santoku knife is made with powder high-speed steel clad construction, which provides high hardness. This knife is extremely hard and boasts excellent sharpness that lasts, making it recommended for professionals and commercial use. Each knife is carefully crafted by artisans in Seki, Gifu Prefecture, a region with a long history of blade manufacturing.