Japanese razor blade "Uraumeikkansai" (used) This razor blade has a good sharpness. It has been sharpened with a natural whetstone and a cordovan leather whetstone to the point where you can shave. Sterilized with 70% alcohol.
Natural whetstone Aiwatani (brand new) Aiwadani is located in the northwestern part of Shiga Prefecture, where good quality stones . It is a precious natural stone. Hard. Cured except for sharpening surface.
Jun Mikawa Shironagura (new) This is a pure Mikawa Shiromagura that is no longer mined. A rare natural whetstone nowadays. It is very effective for razor blades.