- OHNAKA SANGYO CO LTD
- Address:2-8-28, Shinimazato, Ikuno-ku
- Union Technical Ltd.
- Address:2-9-4, Ueno, Iwatsukiku
- MITZBA DENYOSHA CO., LTD.
- Address:2-4-9, Yushima
- TAIYO ELECTRIC IND.CO.,LTD.
- Address:2-16-8 Yamate,
- Eishin Industry Co.,Ltd
- Address:6-7-3 Nishi-Ooizumi
- TOYO YOZAI CO.,LTD
- Address:
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