2000 Established IndexDigital Co., Ltd. providing system integration and solution services for e-mail marketing.
2003 Opened a branch office in Minato-ku(Minamiaoyama), Tokyo.
2004 Acquired Privacy Mark certification from JIPDEC.
Head office relocated to Nishitenma Kita-ku, Osaka.
2005 Established The Four-Dimensional Group, Inc., a holding company founded by a joint transfer of shares between IndexDigital Co., Ltd. and Four-Dimensional Data, Inc.
All Head offices of The Four-Dimensional Group, Inc. and other consolidated companies relocated to Dojima Kita-ku, Osaka.
2006 Established Globe Communication, Inc. as a joint venture between IndexDigital Co., Ltd. and OPT, Inc.
Tokyo office was relocated to Chiyoda-ku, Tokyo.
2007 Synergy Marketing, Inc. went public through an IPO on the JASDAQ market. (formerly Nippon New Market Hercules)
2008 Merged Four Dimentional Data, Inc. into Synergy Marketing, Inc.
Formed an alliance with TECHMATRIX CORPORATION for system integration.
2009 Won the KANSAI IT Prize. (as revenue increased through IT)
Consolidated Be-Net, Inc.
Tokyo office was relocated to Shinjyuku-ku, Tokyo.
2010 Achieved the top market share in marketing license sales of CRM package solutions in 2009. (” The current situation and forecast in ERP/CRM market 2009-2010 ” by Yano Research Institute Ltd.)
Formed business alliance with Pencil Co., Ltd. for sales collaboration and business development.
Capital and business alliance formed with salesforce.com, Inc. (USA) for sales and system integration in the cloud services market.
Business alliance formed with Revamp Corporation for sales in agent services.
2011 Head office relocated to Dojima Kita-ku, Osaka.
2012 Formed business alliance with SAYLOR ADVERTISING, INC. for sales collaboration in Chugoku and Shikoku regions.
Formed business alliance with Nishikawa Communications Co., Ltd. for sales collaboration and business development in Tokai region.
Formed business alliance with ODK Solutions Company, Ltd.
Joint capital investment with salesforce.com, Inc. (USA) and business alliance formed with Hottolink, Inc.
2013 Signed VAR(Value Added Reseller) agreement with salesforce.com.
Formed capital and business alliance with Mining Brownie, Inc.
Established Synergy Innovations, Inc., providing professional and innovative marketing services.
2014 Join the Yahoo! JAPAN Group companies.
2015 Tokyo office was relocated to Minato-ku(Tokyo Midtown), Tokyo.
2016 Opened a branch office in Miyazaki.
Tokyo office was relocated to Chiyoda-ku(Kioi Tower), Tokyo.
2019 Transfers all our company shares from Yahoo! JAPAN to Payforward.
Signed business partnership agreement with Yahoo! JAPAN.