- CEO
- Kosei Mukaiyama
- Full Time Employees
- 4,309
- Sector
- Technology
- Industry
- Hardware, Equipment & Parts
- Address
- Earth Wing Nagano Japan
- IPO Date
- Apr 9, 2013
- Business
- KOA Corporation (TSE:6999) manufactures and sells electronic components, primarily resistors and related circuit devices. The company offers surface mount device resistors; low resistance and current sense shunt resistors; leaded resistors; thermistors and thermal sensors including negative and positive temperature coefficient types; inductors; fuses such as chip and current-limiting variants; varistors; LTCC substrates; hybrid integrated circuits; and check terminals, with additional products like high-reliability resistors for space applications, shunt current sensors, and resistor networks. These components serve automotive, industrial equipment, telecommunications, consumer electronics, power supplies, energy-saving applications, medical devices, and space/satellite sectors. KOA operates globally through segments in Japan, Asia, America, and Europe. Founded in 1940 and headquartered in Minowa-machi, Kamiina-gun, Nagano, Japan, the company continues to invest in its KOA Profit System phase three, emphasizing open innovation and new research facilities to develop high-value products amid rising demand for automotive electrification and miniaturization; recent product enhancements include a new ±0.5% tolerance specification for WK73R 0508-size resistors and expanded power ratings for wide terminal types in 2025.