A
| Company Name | Address |
| Asaden Gear Co., Ltd. | 287-5 Tsubukuhon-machi, Kurume-shi, Fukuoka +81-942-52-7711 http://www.try-net.or.jp/~asaden/ |
| ASANO GEAR CO., LTD. | 4-1402-1 Higashiikejiri, Osakasayama-shi, Osaka +81-72-365-0803 http://www.asanogear.co.jp |
| Asano Gear Factory Co., Ltd. | 250-108 Yada-cho, Matsue-shi, Shimane +81-852-24-3111 |
| Asahi Haguruma Kogyo Co., Ltd. | 1-9-18 Higashikojiya, Ota-ku, Tokyo +81-3-3741-4816 |
| ATAKA ENGINEERING CO., LTD. | 3-108 Issya, Meitou-ku, Nagoya-shi, Aichi Office Kurondo Building 7F +81-52-709-1616 http://www.ataka.com |
| AZUMI MFG CO., LTD. | 1-5-26 Shigita, Joto-ku, Osaka-shi, Osaka +81-6-6935-4851 http://www.azumi-kk.jp |
| Abex Corporation | 8-11-50 Commerce-and-industry center, Nishi-ku, Hiroshima-shi, Hiroshima +81-82-277-1100 |
| AMTEC INC. | Bay tower 2510, 1-2-1, Benten, Minato-ku, Osaka-shi, Osaka +81-6-6577-1552 http://www.amtecinc.co.jp |
| AISHIN SEIKI Co., Ltd. | 2-1, Asahi-cho, Kariya-shi, Aichi +81-566-24-8330 http://www.aisin.co.jp |
| alpha getriebe Ltd. | 3-3-17, Kudan-minami, Chiyoda-ku, Tokyo +81-3-3234-0531 http://www.alphagear-japan.jp/ |
B
| BREVINI JAPAN Co., ltd. | Kobe International Business Center 505, 5-5-2, Minatojima-minami-cho, Chuo-ku, Kobe-shi, Hyogo +81-78-304-5377 http://www.brevinijapan.com |
D
| Daiwa Gear Mfg. Co., Ltd. | 1-2-23 Nishidutsumigakuen-cho, Higashiosaka-shi, Osaka +81-6-6782-5141 |
| Dragon Precision Tools Co., Ltd. | Korea +82-32-814-1540 http://www.dragon.co.kr |
| DENSO CORPORATION | 1-1, Showa-cho, Kariya-shi, Aichi +81-566-25-5511 http://www.denso.co.jp |
E
| EBISUYA PRECISION TOOL MFG. CO., LTD | 3-1-32 Mitejima, Nishiyodogawa-ku, Osaka-shi, Osaka +81-6472-0246 http://www.ebs-tool.com |
G
| Gifu Gear Manufacturing Co., Ltd. | 2-2-2 Usaminami, Gifu-shi, Gifu +81-58-274-5381 http://www.gifu-gear.co.jp/ |
| Gleason Asia Co., Ltd. | 1-2-13 Tsukishima, Chuoh-ku, Tokyo Waizu Building 5F +81-3-5560-2801 http://www.gleason.jp |
H
| Hartys Co., Ltd. | 14-2 Yayoi-cho, Higashiosaka-shi, Osaka +81-729-83-0110 akio0717@nike.conet.ne.jp |
| HASEGAWA GEAR WORKS, LTD. | 261 Yamanobe, Sawara-shi, Chiba +81-478-52-5331 |
| Hachiryu Gear Mfg Co., Ltd. | 3-175 Minami, Shiki-cho, Yao-shi, Osaka +81-729-49-0222 |
| HAMAI CO., LTD. | 5-5-15 Nishigotanda, Shinagawa-ku, Tokyo +81-3-3491-0131 http://www.hamai.com |
| Hanshin Engineering Co., Ltd. | 2-26-7 Shikanjima, Konohana-ku, Osaka-shi, Osaka +81-6-6461-6551 |
| HOUZUMI GEAR CO., LTD. | 426-1 Chokushi, Hanada-cho, Himeji-shi, Hyogo +81-792-53-0713 http://www.homco.co.jp |
| Hitachi Nico Transmission Co., Ltd. | 1-405-3, Yoshino-cho, Kita-ku, Saitama-shi, Saitama +81-48-652-6969 http://www.hitachi-nico.jp |