1946Established Nikuni Machinery Co., Ltd. in Kawasaki City and started manufacturing , selling pumps and optical equipment.
1969Opened Yamagata Factory in Shirataka Town, Yamagata Prefecture.
1973Established Nikuni Asahi Co., Ltd. in Asahi Town, Yamagata Prefecture. Received designation as "Kanagawa Prefecture Standard Factory" from the Governor of Kanagawa Prefecture (continuous)
1982Opened Osaka Sales Office.
1983Relocated headquarters building in Kuji, Takatsu-ku, Kawasaki.
1984Started semiconductor-related business.
1987Started the electronic control system business.
1995Opened Nagoya Sales Office. Established Shanghai Nikuni Co., Ltd. in Shanghai, China.
1997Company name changed to Nikuni Co., Ltd. Acquired ISO9002 certification for Asahini Kuni Co., Ltd. (currently transitioned to ISO9001)
1998Acquired ISO9002 certification for Yamagata factory (currently transitioned to ISO9001).