Location
| Office | Address | Phone |
|---|---|---|
| Central Office | 6-4-2 Kashiwanoha Kashiwa-shi Chiba 277-0882 | 04-7133-9611 |
| Hakodate Regional Office | 24-4 Kaigan-cho Hakodate-shi Hokkaido 040-8561 | 0138-40-4283 |
| Tokyo Regional Office | 2-7-11 Aomi Koto-ku Tokyo 135-8615 | 03-3599-6207 |
| Yokohama Regional Office | 1-1 Kaigandori Naka-ku Yokohama 231-8401 | 045-212-6200 |
| Nagoya Regional Office | 2-3-12 Irifune Minato-ku Nagoya-shi Aichi 455-8535 | 052-654-4151 |
| Osaka Regional Office | 1-5-35 Kaigan dori Minato-ku Osaka-shi Osaka 552-0022 | 06-6576-3072 |
| Kobe Regional Office | 12-1 Shinko-cho Chuo-ku Kobe-shi Hyogo 650-0041 | 078-333-3162 |
| Moji Regional Office | 1-3-10 Nishikaigan Moji-ku Kitakyushu-shi Fukuoka 801-8511 | 050-3530-8338 |
| Nagasaki Regional Office | 1-36 Dejima-machi Nagasaki-shi Nagasaki 850-0862 | 095-828-8671 |
| Okinawa Regional Office | 4-17 Tondou-cho Naha-shi Okinawa 900-0035 | 098-868-9496 |