OYO Corporation provides geological survey services in Japan and internationally. The Infrastructure Maintenance, Management, and Renovation segment provides social infrastructure maintenance/life extension support services; underground visualization services; 3D geological analysis systems; under-road cavity exploration services; ground-penetrating radar system for non-destructive testing; geological risk management services; and transportation environment management services. The Natural Disaster Prevention and Mitigation segment offers seismic motion calculation and damage prediction services; tsunami simulation/inundation area prediction services; hazard mapping sensor solutions; landslide disaster measures support services; watershed/flood control services; fire spread prediction and prevention systems; volcano monitoring system; and seismometer network system. The Environment segment provides disaster waste disposal plan/rapid treatment support services; Fukushima reconstruction support-related services; green infrastructure services; soil/groundwater pollution investigation/measures support services; asbestos analysis and removal services; environmental management support services; and environmental analysis/environmental assessment services. The Natural Resources and Energy segment offers offshore wind power generation support services; methane hydrate development research business support; energy facility disaster prevention measures support services; ground-source heat implementation support services; and geothermal power business support services, as well as engages in the manufacturing and sale of natural resource exploration equipment. OYO Corporation was founded in 1954 and is headquartered in Tokyo, Japan.