CyberAgent is an information technology company. Media segment is engaged in the operation of internet TV station "AbemaTV," free live streaming programs without subscription "FRESH!," blog service "Ameba," matching services "Tapple" and music streaming service "AWA." Game segment offers a variety of games for smartphones such as "GRANBLUE FANTASY." Internet Advertisement segment is engaged in the provision of internet advertising agency services. Investment Development is engaged in the corporate venture capital business, as well as the establishment and operation of investment fund. Others segment is engaged in the operation of smartphone media.

Eisai is mainly engaged in the manufacture and sale of pharmaceutical products. Co.'s principal prescription drugs include anticancer agents, anti-Alzheimer's agent, anti-TNF monoclonal antibodies, antiepileptic agents, proton pump inhibitors, neuropathic pain relievers, and other prescription drugs under the name of "Halaven," "Lenvima," "Fycompa," "BELVIQ," "Pariet/AcipHex," "Aricept," and "Humira." Co.'s principal over-the-counter products include Vitamin B2 preparations "Chocola BB," gastrointestinal drugs, anti-allergic drugs, and dermatological preparations. Co. operates its operations in Japan, the Americas, Europe, China and Asia.

KDDI is a telecommunications company. Along with its affiliates, Co. operates in four principal business segments: personal, value, business, and global. Co. is engaged in the sale of mobile handset; and the provision of mobile telecommunication services under "au" brand name, Internet contents, settlement service, and electronic money service for individual customers. Co. offers information and communication technology ("ICT") solution services and data center services for domestic corporate customers, overseas companies and individual customers. Co. is also involved in the call center business, the research and technological development, and the telecommunication facilities maintenance.

Nexon is engaged in the production, development and delivering on-line games. Along with its subsidiaries and affiliates, Co. provides PC online-games and mobile games in Japan, Korea, China, North America and Europe as well as Asian countries. Co.'s principal existing game titles include "MapleStory," "Sudden Attack," "Dungeon & Fighter," "Counter-Strike Online," and "EA SPORTS™ FIFA Online 3." Co. also offers services such as consulting related to PC online-game distribution, in-game advertising, and merchandising incidental to PC online business. As of Dec 31 2017, Co. has 26 consolidated subsidiaries and 14 affiliates.

SBI Holdings is a holding company engaged in the control and management of its group through share ownership. Through its subsidiaries, Co. is engaged in the provision of securities, banking, insurance, housing loan, financial media, real estate financial, forex margin trading businesses, and overseas financial services; the operation and management of investment partnership, the investment in domestic and international venture companies, and the provision of investment advisory services. Co. is also engaged in the 5-aminolaevulinic acid-related business, as well as the research, development, and sale of drugs, cosmetics and health foods.