1. National Institute of Information and Communications Technology; 4-2-1 Nukui-Kitamachi Koganei, Tokyo 184-8795 Japan
2. Tamura Corporation; 2-3-1 Hirosedai Sayama Saitama 350-1328 Japan
3. Koha Co., Ltd.; 2-6-8 Kouyama Nerima, Tokyo 176-0022 Japan