History

1995	November	Jointly established through investments by Sony Corporation, Sony Music Entertainment (Japan), Inc., and Sony Finance International, Inc.
1996	January	Launched So-net Internet connection service.
1997	November	Released PostPet DX mail software.
1999	November	Became the first Internet service provider (ISP) to obtain Privacy Mark.
2002	May	Launched "So-net Hikari", a fiber-to-the-home (FTTH) connection service.
2003	June	Became the first domestic ISP to obtain certification for both international information security management standard (ISMS) BS7799 (currently ISO/IEC 27001:2005) and domestic ISMS designation standard (currently JIS Q 27001:2006).
2005	December	Listed on TSE Mothers.
2006	October	Changed company name to So-net Entertainment Corporation.
2007	July	Established MotionPortrait, Inc.
	August	Acquired So-net Entertainment Taiwan Ltd. as a consolidated subsidiary.
	November	Relocated headquarters to Osaki, Shinagawa-ku, Tokyo.
2008	January	Listed on TSE 1st Section.
2008	July	Acquired So-net Media Networks Corporation as a consolidated subsidiary.
2009	March	So-net Entertainment Taiwan Ltd. signed a capital/business partnership contract with Chunghwa Telecom Co., Ltd. (CHT).
2010	February	Acquired the ISP business from USEN CORPORATION.
2012	July	Established Sony Biz Networks Corporation.
2012	December	Delisted from TSE 1st Section.
2013	January	Became a wholly-owned subsidiary of Sony Corporation.
	April	Launched "NURO Hikari".
	July	Changed company name to So-net Corporation.
2014	April	Integrated “bit-drive” business, the Sony Business Solutions Corporation IT solutions service for corporations.
2015	January	Began accepting applications for “NURO Hikari for Mansion”
2015	February	Launched “So-net Hikari Collaboration”
2016	Mar	Became a subsidiary of Sony Mobile Communications Inc.
	May	Relocated headquarters to Higashi-shinagawa, Shinagawa-ku, Tokyo.
	July	Changed company name to Sony Network Communications Inc.