Nibu cooperates with a Japan company since 1956 named Chemicoat to research the Soapnut Liquid. Chemicoat with a strong laboratory team has researched and developed the best way to extract soapnut liquid. The Soapnut liquid is produced in factory in Vietnam but qualified all the standards of Japan which make us confident to bring Soapnut Liquid to all over the world. We contribute to a life without chemical by cleaning naturally. Soapnut liquid is a natural way to clean that is not harmful to the environment. We believe that together we will live our life while still protect our Earth Mother.