Maruwa Co.,Ltd. produces and sells ceramics and electronic parts in Japan and internationally. It offers ceramics, including ceramic substrates and fillers, metalized/multilayer ceramic substrates, and pressed ceramic products, as well as ceramic hermetic seals and SiC components; and electronic components/devices, such as antennas, EMC and RF components, inductors, and capacitors. The company also provides quartz glass products; and LED lighting products comprising LED streetlights, LED tunnel lights, and LED landscape lights. It offers its products for use in automotive, telecommunications, semiconductors, industrial equipment, and lighting applications. The company was formerly known as Maruwa Ceramic Co., Ltd. and changed its name to Maruwa Co., Ltd. in 1999. Maruwa Co.,Ltd. was incorporated in 1973 and is headquartered in Owariasahi, Japan.