Fujitsu is the parent company of a group engaged in the information and communication technology businesses. Technology Solutions segment provides system integration, application development and integration, system consulting, IT and business process outsourcing services, cloud computing, SAP and Oracle applications services and managed infrastructure services (network and communication, technical and maintenance and service desk services). The segment also offers security platforms, servers, storage systems and software. Ubiquitous Solutions segment offers desktop PCs, notebook PCs, mobile phones and wearable devices. Device Solutions segment offers LSI devices and electronic components.

Hitachi and its subsidiaries are engaged in the development, manufacture and sale of diversified product mix ranging from electricity generation systems to consumer products and electronic devices. Co.'s businesses are diverse, and include information and telecommunication systems, social infrastructure and industrial systems, electronic systems and equipment, construction machinery, high functional materials and components, automotive systems, life & eco systems, financial services, and others including logistics services, optical disk drive, as well as real estate business.

NEC is the parent company of a group engaged in the manufacture and sale of computers, software, communications equipment, and electric devices. Co. operates in four business segments: public, enterprise, telecom carrier, and system platform. Co. supplies integration, maintenance and support, and outsourcing services and system equipment for government, public and enterprises; network infrastructure to telecom carriers; hardware such as servers and mainframes, software, enterprise networks solutions. In addition, Co. also provides smart energy such as electrodes and energy storage systems, as well as smartphones, mobile phones, "BIGLOBE" Internet services and lighting equipment.