Okaya Electric Industries Co., Ltd. engages in the design, manufacture, and sale of electric components and equipment. It operates through the following segments: Noise-related Products, Surge-related Products, Display-related Products, Sensor-related Products and Others. The Noise-related Products segment includes noise suppression capacitors, high pulse & snubbed capacitors, spark quenchers, noise filters, and coil filters. The Surge-related Products segment offers surge absorbers. The Display-related Products segment covers LED lighting devices, LED indicators, and field sequential multi-color liquid crystal display (LCD) module. The Sensor-related Products segment provides light emitting diode (LED) sensors. The Others segment provides coil filters. The company was founded on April 11, 1939 and is headquartered in Tokyo, Japan.