- TEIKOKU SEIBYO CO.,LTD
- Address:3-2-21, Kaigando-ri, Minato-ku
- AUZAC CO., LTD
- Address:26-226, Tomochoushiroji
- Super Tool Co., Ltd.
- Address:158 Minoyama, Naka-ku
- SUNCO INDUSTRIES CO.,LTD
- Address:1-9-28 Itachibori, Nishi-ku,
- METAL ONE STEEL PRODUCTS CORPORATION
- Address:1-5-8 Kyobashi
- MIKI BYORA SCREWS CO., LTD.
- Address:1-7-15, Kuwazu, Higashisumiyoshi-ku
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