| Tokyo Head Office | 12-8, Hisamatsu-Cho, Nihonbashi, Chuo-ku, Tokyo 103-0005 TEL; 81-3-3668-1717 FAX: 81-3-3662-5018 |
| Kansai Branch | 1-7, Kitahama Higashi, Chuo-ku, Osaka-shi, Osaka 540-0031 |
| Nagoya Branch | Dai2 Showa Bldg. 2F 1-23-2, Sakae, Naka-ku, Nagoya-shi, Aichi 460-0008 |
| Fukuoka Branch | Tenjin Shoei Bldg. 8F 1-13-21, Tenjin, Chuo-ku, Fukuoka-shi, Fukuoka 810-0001 |
| On-line Center | Sankatsu Bldg. 4F 3-4-7, Ningyo-Cho, Nihonbashi, Chuo-ku, Tokyo 103-0013 |