CyberAgent, Inc. is a Japan-based information technology (IT) company that operates in five business segments. The Blog-related Media segment is engaged in the operation of blog media under the name Ameba and advertisement distribution site under the name MicroAd, as well as word-of-mouth business. The Advertising, Billing and Contents-related Media segment is engaged in the operation of personal computers (PCs) and mobile media, the provision of online games, contents and foreign exchange margin trading services. The Commerce-related Media segment is engaged in the online shopping business and publishing business. The Internet Advertising Agency segment is involved in the advertising agency business and search engine marketing (SEM) business. The Investment Development segment is engaged in the investment through corporate venture capitals and the operation of funds. The Company has 51 consolidated subsidiaries and seven associated companies.
| Company | Date | Round | Size | Participants |
| GZ.com | 6/08 | Debt | $2M | 2 |
| Fooooo | 3/08 | Series B | $1M | 1 |
| BlogBus | 12/06 | Series A | 2 |
