KOA Corporation develops, manufactures, and sells electronic components in Japan and internationally. The company offers thermistors, thermal sensors, inductors, fuses, varistors, LTCC substrates, hybrid IC, and check terminals, as well as SMD resistors, low resistance/current sense shunt, and leaded resistors. Its products are used in automotive, industrial equipment, ecology and energy saving, telecommunication, AV/home appliance, power supply unit, space/satellite, and medical equipment applications.