Toyo Corp. engages in the import and sale of information and communication measuring instruments. It operates through the following business segments: Information and Communication Technologies (ICT), Mechatronics / Noise & Vibration / Sensors, Physics / Energies, Electromagnetic Compatibility (EMC) & Antenna Systems, Ocean / Defense & Security, Software Quality & Productivity, and Life Science / Materials. The ICT segment provides solutions including test systems, analysis and monitoring systems, information security test systems, and technical assistance. The Mechatronics / Noise & Vibration / Sensors segment offers accelerometers, impact hammers, sound quality evaluation, 3D sound rendering, pressure sensors, force sensors, torsional vibration analysis, and telemetry. The Physics / Energies segment assists in the generation and utilization of renewable energy. The EMC & Antenna Systems segment provides test and measurement systems in the EMC field. It also offers post-installation support services such as system maintenance, calibration, and overhaul. The Ocean/Defense & Security segment offers multi beam echo sounders and other marine measurement instruments together with installation and other technical support. The Software Quality & Productivity segment handles solutions for quality and reliable software for the entire system development process. The Life Science / Materials segment provides diagnostic support for lung/breast cancer and preoperative simulation in orthopedic surgery. It also delivers solutions that contribute to research and development and quality control of lithium-ion batteries and semiconductors. The company was founded on September 4, 1953 and is headquartered in Tokyo, Japan.