Sharp Rival is a term used to refer to the four major competitors in the electronics industry: Sony, XEROX, CASIO, and Hitachi. Sony is a Japanese multinational conglomerate corporation that manufactures consumer electronics, video games, and entertainment products. XEROX is an American global corporation that sells document solutions and services. CASIO is a Japanese multinational consumer electronics and commercial electronics manufacturing company. Hitachi is a Japanese multinational conglomerate corporation that provides information technology, power and industrial systems, and other products and services.