Kokensha products are agriculture and forestry, civil engineering and construction, industrial equipment, leisure, etc., has been active been adopted in various fields, By providing a delicious air to the power unit has a clean environment make.

Civil engineering and construction machinery, design specifications in accordance with the operator of the practices under severe conditions of use, such as agricultural machinery.

Also detailed were standing in the Engineering Research's products use position "ingenuity and research" is the feature.

Koukensha was incorporated as a private limited company in 1955, and succeeded in developing air cleaners for small multipurpose engines.

During the era of high growth in Japan, our company developed and produced many products for motorcycles, agricultural machines, construction machines, and for pneumatic machines such as air compressors and blowers.

Our products were recognized by many customers for high performance and high quality.

In changing global market, our company has been developing and manufacturing reliable products that meet customers' various demands in keeping with the corporate motto "Ingenuity and Research".

Our company contributes continuously to the conservation of the clean environment and tothe social evolution through manufacturing of unique products.