OHYA SEISAKUJYO Co., Ltd.
＞Date of Establishment
10 million yen
President & CEO Kenji Ohya
Chairperson Keisuke Ohya
＞Number of employees
Metalworking industry (High pressure hose joint, automobile parts etc.)
The bank of Yokohama, Kawasaki Shinkin Bank
HIYOSHI KOGYO CO.,LTD., Nikko Electric Industry Co.,Ltd.,
1961: Established Limited company “OHYA SEISAKUJYO” (Founder : Motojiro Ohya)
1966: Started to produce High-pressure hose parts with Friction pressure welding.
1971: Incorporated as OHYA SEISAKUJYO Co.,Ltd.
1974: Keisuke Ohya became the second president.
1982: Increased the capital to 8 million yen
1993: Increased the capital 10 million yen
2014: Kenji Ohya became the third president.
2017: Received subsidy for manufacturing company. Installed manpower saving machines.
2018: Participated Kawasaki Internet of Things (IoT) Lab. Installed the data management system including heat input of welding machine.
2019: Changed to buy electricity from the plant which produces Renewable energy
2020: Acquired the certification of Low carbon technology from Kawasaki city.