Fuji Oozx Inc. is a Japan-based manufacturer specializing in the production and sale of automotive engine parts, primarily engine valves and related components. Its main products include engine valves, titanium compound valves, hollow valves, retainers, valve seats, cotters (valve locks), and valve rotators. The company also processes steel materials, trades machine tools, and supplies jigs and tools essential for automotive manufacturing. Operating domestically in Japan with subsidiaries and affiliates in South Korea, Taiwan, China, Thailand, the United States, Indonesia, and Mexico, Fuji Oozx serves major automotive manufacturers including Toyota and Nissan. Founded in 1951 and headquartered in Kikugawa City, Shizuoka Prefecture, the company maintains a strong market presence with an estimated 40% share of the domestic engine valve market.
In recent years, Fuji Oozx has undergone several strategic developments. It dissolved its business alliance with TRW Group in 2015 and ended a joint venture with Mitsubishi Heavy Industries Machine Tool Co., Ltd. in 2021. It also relocated its stock listing to the Standard Market of the Tokyo Stock Exchange in April 2022 following market reorganization. Fuji Oozx actively invests in new product development focused on environmentally friendly valves and manufacturing technology enhancement, aiming to expand product applications beyond traditional automotive engines. Additionally, it announced an equity buyback plan in 2024 and forecasts growth in consolidated sales and income for the fiscal year ending March 2025, reflecting operational improvements and strategic business shifts.
Fuji Oozx operates mainly in the automotive industry segment, targeting automakers and suppliers worldwide. Its product portfolio is tailored to engine component manufacturing, with emphasis on advanced valve technologies such as titanium and hollow valves aimed at improving engine efficiency and environmental compliance. Fuji Oozx continues to strengthen global alliances and maintain quality certifications like ISO9001 and IATF16949 for its manufacturing plants in Japan.
Overall, Fuji Oozx Inc. combines a long-established manufacturing base with ongoing innovation and international reach to support leading automotive markets while adapting to evolving industry demands and environmental standards. The company remains a key player within the Daido Steel Group, maintaining strong shareholder support and expanding product lines to address new fields in automotive engine parts.