About Us Kowa Group is a Japan based group of companies specialized in manufacturing and supply of fused minerals and various abrasive grains. The group is aiming to expand through its business verticals, developing new markets, improving its global presence and venturing in to diversified business activities such as energy and environment. Kowa Abrasive K.K was established in 1947 at Nara Prefecture, Japan. Kowa is one of the largest suppliers of Fused Minerals and various Abrasive grains in J