NIHON GENRYO, We are a manufacturer of Filter Media established in 1939.
More than 80% of drinking water in Japan passes through filter media of NIHON GENRYO.
More Than 80%
Our filter media is used more than 80% of Water Purification Plant in Japan with certified by JWWA. Many private sectors are also using our various filter media with their specifications and requirements.
For all kind of Water Treatment Facility
Our devices were installed not only in public water suppliers, but also private factories, amusement parks, aquariums, zoological gardens and so on.