Sodick Co., Ltd. engages in the development, manufacturing and sale of machine tools, industrial equipment, and food processing systems. It operates through the following segments: Machine Tool, Industrial Machinery, High-Precision Mold and Die Machinery, Food Processing Machinery, Element Technology, and Others. The Machine Tool segment includes electric discharge machinery and machining centers. The Industrial Machinery segment produces plastic injection molding machines. The High-Precision Mold and Die Machinery segment consists of die machinery articles like precision connectors. The Food Processing Machinery segment focuses on the different kinds of equipment and plants for the manufacture of noodles. The Element Technology segment composes of ceramics, motors, mold and die integrated production systems, and light-emitting diode equipment. The Others segment comprises of printing and machine leasing businesses. The company was founded in July 1971 and is headquartered in Yokohama, Japan.

KDDI America, Inc. provides telecommunication services. It also provides network, domestic long distance/international telephone, system integration, telegram, and fiber video transmission services. Its system integration services include LAN/WAN system integration and maintenance; and long distance/conference, such as long distance, international call from cell phone, toll-free, telephone conference, calling card, pre-paid phone card, and voice. The company also provides network services, such as private lines, frame relay/ATM, IP-VPN, and carrier alliance; and Internet services, including access and carrier alliance. In addition, it offers services to house, manage, troubleshoot, and optimize data center. The company was founded in 1989 and is headquartered in New York, NY.

KDDI Korea Corp. provides telecommunication services. Its products include carrier business, consolidated communication, data center, network, cloud, Software as a Service (SaaS), and Information Technology environment construction. The company was founded on May 23, 1998 and is headquartered in Seoul, South Korea.