- Business
- Nihon Trim Co., Ltd. manufactures and sells electrolyzed hydrogen water purifiers and related equipment primarily in Japan and internationally. The company offers its flagship Trim Ion series of electrolyzed hydrogen water (EHW) apparatuses for household use, which purify tap water through electrolysis to produce hydrogen-rich alkaline water recognized in Japan as a controlled medical device for improving gastrointestinal conditions; cartridges and replacement parts for these systems; EHW equipment for agriculture, livestock, and bottled drinking water production; and specialized electrolyzed water hemodialysis systems for medical and preventive healthcare applications, including regenerative medicine. Established in 1982 and headquartered in Osaka, Japan, Nihon Trim operates through water healthcare and medical business segments, serving over one million households with products manufactured under ISO 9001 and ISO 13485 standards, and maintains partnerships with major entities such as AEON Group, ITOCHU Corporation, Sumitomo Corporation, and NIPPON STEEL CORPORATION. In recent developments, the company pursues a treasury share acquisition program of up to 250,000 shares by the end of 2025 with a 1,200 million yen budget to enhance capital efficiency; announced an absorption-type merger with its wholly owned subsidiary Trim Medical Holdings Inc. to streamline operations; and reported strong financial performance for the half-year ended September 30, 2025, with revenue of 12.41 billion yen and operating profit of 1.56 billion yen, reflecting growth in its core EHW product lines.