Nagano Plant

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Nagano Prefecture is located in the center of Japan, and is famous for hosting the Winter Games in 1998. The Marumi Nagano Plant is surrounded by the southern and central apanese Alps in an industrial city with a favorable environment and a thriving technology industry. Surrounded by companies that make precision machinery and other equipment, it is the perfect environment for us to develop and manufacture Marumi filters.

We have adopted environmental assessments based on global standards so that our Nagano Plant can continue providing users worldwide with the very best products. We strictly abide by ISO 14001.