The Nittaku Sou MF R is a one-ply Japanese-style penhold blade. It is made in Japan with high quality Kiso wood, which has less distortion and shrinkage, excellent durabiltity, high elasticity and a fine grain.
Rated OFF- in speed, the Sou MF R provides excellent versatility for your offensive and all-round game.
MF stands for the "Multi Function" Grip with a handle protrusion on one side. And R stands for "Rectangular", as the blade head is slightly rectangular.