Kyocera is engaged in fine ceramic components, electronics devices, equipment, services and networks. As of Mar 31 2017, Co. has 197 subsidiaries and 4 affiliates outside Japan and 22 subsidiaries and 7 affiliates in Japan. Co.'s customers include individuals, corporations, governments and governmental agencies. Co. categorizes its operations into seven reporting segments: Fine Ceramic Parts Group, Semiconductor Parts Group, Applied Ceramic Products Group, Electronic Device Group, Telecommunications Equipment Group, Information Equipment Group, and Others.