- Business
- Kyowakogyosyo Co.,Ltd. manufactures and sells high-strength bolts and forged parts primarily for construction machinery, industrial machinery, automotive applications and marine engines; its product lineup includes hexagon bolts, JIS hexagon socket head cap screws, special bolts such as shoe bolts, flathead bolts and swing machinery shafts, gears for construction machinery, bolts for marine internal combustion engines, cold and hot forged parts encompassing transmission input shafts, continuously variable transmission shafts, hollow parts and pinion shafts, as well as JIS-standard bolts for industrial use. The company operates through four main divisions—construction machinery, automobile-related, industrial machinery and other—serving major clients including Komatsu Ltd., Hitachi Construction Machinery Co., Ltd. and KOBELCO CONSTRUCTION MACHINERY CO., LTD., with products designed for extreme conditions in buckets, edges and undercarriages. Founded on October 1, 1950, as Yamaguchi Iron Works in Komatsu City, Ishikawa Prefecture, Japan, and headquartered at 1-57 Kogyodanchi, Komatsu-city, Ishikawa 923-8620, the company lists on the Tokyo Stock Exchange Standard under ticker 5971 and maintains a workforce of 304 employees as of April 2023, with consolidated sales of 13,213 million yen for the fiscal year ended April 2023. Geographically, it focuses on the Japanese market while supporting international operations through its subsidiary Kyowa Machinery (Shandong) Co., Ltd. in China, established in October 2010 with full operations commencing in April 2012. Recent developments include the establishment of KYOWA WORK STYLE CO., LTD. in August 2021 to support workforce initiatives, alongside ongoing investments in production facilities such as Plant No. 9 completed in August 2015 and a carburizing furnace introduced in December 2013, reflecting sustained operational enhancements amid stable financial performance into fiscal 2025.