ONO SOKKI Co., Ltd. engages in the manufacture and sale of electronic measuring instrument. Its operations are carried out through the following segments: Measuring Equipment, Custom-Built Test Equipment and Services, and Others. The Measuring Equipment segment provides test equipment for rotation and speed, dimensions and displacement, sound and vibration, torque, automobile performance, and others. The Custom-Built Test Equipment and Services segment manages equipment for research and development, and quality control applications. It also deals with consulting services in relation to sound and vibration, after service and engineering service. The Others segment includes insurance agency operations, management of company-owned lands and buildings, and personnel dispatch service. The company was founded by Giichiro Ono on January 20, 1954 and is headquartered in Yokohama, Japan.