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 Business partners
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NTT Communications
Ipros
Gemstar Multimedia
Gigno System
Sumikin Bussan
Sumitomo Corporation
Daiko
Tsuruya
Telewave
Tokyo Sangyo Co., Ltd
Toho Titanium and related companies
Nippon Unicar
Nomura Research Institute
Mitsubishi Estate and related companies
Hitachi Ltd. and related companies
Mitsui Sumitomo Insurance Co., Ltd.
Nippon Seiko (NSK) and related companies
Rakuten
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