OVAL Corp. engages in the manufacture and sale of metrological control equipment, measuring devices, environmental control related instruments, OVAL gear PD and other types of flow meters. It operates through the following business divisions: Sensor, Systems, Services, and Others. The Sensor division produces industrial instrumentation equipment. The Systems division provides control and instrumentation equipment, and management devices. The Services division offers maintenance and test operations. The Others division includes insurance agency and real estate leasing businesses. The company was founded by Jun Kashima on May 10, 1949 and is headquartered in Tokyo, Japan.