The Nakiri composite of the innovative series Seki Magoroku has a double-edged blade. The blade of the Nakiri composite combines two different kinds of steel, by what is created a fascinating contrast.
The high gloss polished blade of the Nakiri composite is made from VG-10 steel which has a hardness of 61±1 HRC. The satined back of the blade is made from SUS420J2 steel.
The systems engineering used for the composition of the blade of the Nakiri composite is based on a new technology developed by aircraft industry and allows high solidity and extreme precision.