• Panasonic System Solutions Japan Co., Ltd.
• Panasonic Communications Solutions Co., Ltd.
• Fujitsu Ten Nishinihon Limited
• KDDI Corporation
• T-Gaia Corporation
• Fujitsu Shikoku Infotec Limited
• Lenobo Japan
• Daiwabo Information System Co., Ltd.
• Sun Telephone Co., Ltd.
• Aikendenko Inc.
• Cybertrust Japan Co., Ltd.
• iii@OEC
• IBM Japan
• Ohken Corporation

• Local governments (Ehime Prefecture; Matsuyama City; other cities, towns, villages)
• NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION
• NTT InfraNet
• Nihon Unisys, Ltd.
• All Toyota Dealers in Ehime Prefecture
• Ehime Daihatsu Hanbai Co., Ltd.
• Shikoku Electric Power Co., Inc.
• Yonden Engineering Co., Inc.
• Yondenko Corporation
• Fujitsu
• Fujitsu Fsas Inc.
• Fujitsu Network Solutions Limited
• KDDI Corporation
• Kyocera Communication Systems Co., Ltd.
• Nankai Broadcasting Sound & Lighting Co., Ltd.

And more than 1,000 S&M companies in Ehime Prefecture

• Iyo Bank (Shiomi branch office)
• Ehime Bank (Kamogawa branch office)
• Kagawa Bank (Matsuyama-nishi branch office)
• Japan Finance Corporation for Small Business
• Shoko Chukin Bank (Matsuyama branch office)