ITOCHU Techno-Solutions Corporation, eContext Co., Ltd., SMS Co., Ltd., EN-Japan Ltd., Oisix La Daichi Co., Ltd., Kakaku.com, Inc., KDDI Corporation, GEO Networks Inc., Genie GO Inc., Square Enix Co., Ltd., Sega Corporation, SoftBank Corp., DeNA Co., Ltd., TIS Inc., Tokyo Electric Power Company Holdings, Inc., Transcosmos Inc., Net Protections Inc., Pasona Inc., BIGLOBE Inc., Mynavi Corporation, Mixi, Inc., Rakuten, Inc., Rakuten Communications Inc., Recruit Holdings Co., Ltd., Livesense Inc., Loyalty Marketing Inc., Lawson, Inc., and others (in alphabetical order)