2004
- February
- Enigmo Inc. established in Minami-aoyama, Minato-ku, Tokyo, to operate a shopping community site
2005
- February
- BuyMa global shopping community service commenced
- May
- Capital increase by third-party allocation to JAFCO Co., Ltd., Net Age Capital Partners Inc. (currently Venture United Inc.) and ORIX Capital Corporation
- June
- Capital increase by third-party allocation to New Frontier Partners Co., Ltd.
- December
- Launch of PressBlog promotional system leveraging the ability of personal blogs to transmit information (start of advertising business)
2006
- March
- Capital increase by third-party allocation to Sony Communication Network Corporation (currently Sony Network Communications Inc.)
- Head office moved to Higashi, Shibuya-ku, Tokyo
2007
- January
- Launched filmo, a consumer-participation TV commercial production network
- July
- Head office moved to Shibuya, Shibuya-ku, Tokyo
- October
- Capital increase by third-party allocation to DBJ Business Investment Co., Ltd. (currently Development Bank of Japan Inc.) and MUFG Bank, Ltd.
2009
- July
- Acquired PrivacyMark certification from the Japan Information Processing and Development Center (currently JIPDEC)
2010
- May
- Head office moved to Minami-aoyama, Minato-ku, Tokyo
- November
- Update of services from BuyMa global shopping community to BUYMA social shopping site, with fashion as its core business
2011
- August
- Withdrawal from advertising business due to consolidation of management resources in BUYMA-related business
2012
- July
- Listed on the Tokyo Stock Exchange Mothers market
- August
- BUYMA membership surpasses 1 million
- November
- Capital and business alliance with Image Network (USA)
2013
- September
- BUYMA membership surpasses 1.5 million
2014
- February
- BUYMA iPhone app released
- 4月
- Major shareholder, largest shareholder and other affiliated companies transferred from So-net Corporation to Sony Corporation
- Grand opening of BUYMA Books
- August
- BUYMA membership surpasses 2 million
2015
- February
- Released STYLE HAUS, a fashion media outlet keeping women informed of real trends worldwide
- Rocket Venture Co., Ltd., which operates curation media 4meee! and 4yuuu! became a subsidiary
- 10th anniversary of BUYMA
- October
- English-language version of BUYMA released
- December
- BUYMA Android app released
2016
- February
- BUYMA membership surpasses 3 million
- March
- BUYMA app surpasses 1 million downloads
- Enigmo Korea Inc. which operates BUYMA Korea, became a subsidiary
2017
- February
- BUYMA app surpasses 2 million downloads
- BUYMA membership surpasses 4 million
- May
- Head office moved to Akasaka, Minato-ku, Tokyo
- BUYMA male membership surpasses 1 million
- October
- BUYMA Korea integrated into the English-language version of BUYMA
2018
- January
- All shares of consolidated subsidiary Rocket Venture Co., Ltd. transferred to Interspace Co., Ltd.
- February
- BUYMA app surpasses 3 million downloads
- BUYMA membership surpasses 5 million
- July
- BUYMA TRAVEL released
2019
- April
- Market changed to First Section of the Tokyo Stock Exchange
