The KOKEN N95 masks produced by Koken Ltd. Has passed strict NIOSH certification. The most influential product is the Hi-Luck N95 mask. In addition, KOKEN's other respirators are superior in quality and cost-effectiveness. This company comes from Japan. They produce and market solutions for air clean, health and safety. Founded in year 1943, their categories covers respirators for industrial and general usage.

The KOKEN N95 mask has passed strict NIOSH certification. The KOKEN branded N95 brand is trustworthy.