- SAN-ETU CO., LTD.
- Address:1-12-3, Juichiya, Minato-ku
- SANSHU INDUSTRY CO., LTD
- Address:39, Kawaraicho
- SUZUSEIKI CO.,LTD
- Address:2141-3, Iida, Morimachi,
- HOKUSEI DIE-CASTING INDUSTRY CO., LTD.
- Address:1203-1, Biroku, Tadocho
- HIRANUMA SEIMITSU CO.LTD
- Address:
- ALPHA TECHNICAL RESEARCH CO., LTD.
- Address:7F, 95, Edomachi, Chuo-ku
- MOTORASHI SEISAKUSHO CO.,LTD.
- Address:12, Kou, Akitsune-machi,
- NAGAMINE MANUFACTURING CO.,LTD.
- Address:1725-26, Kishinoue, Manno-cho,
- NAKANIHON-RO KOGYO CO LTD
- Address:8, Yasewari, Kiori,
- SHINDO CO., LTD.
- Address:5525-1, Tsubame
- SHOWA GIKEN CO.,LTD.
- Address:3-4-5-306 Sengoku
- YATSUGANE KOGYO
- Address:6558, Toyohira
- Akiba Die Casting Co.,LTD
- Address:580 Oyagi-Cho
- I.TECH INC.
- Address:135-7, Nishi-shinmachi,
- SATOKIN CO.,LTD
- Address:309-8, Shio, Yoshiimachi
- TOKIWA CO., LTD.
- Address:
- MARUICHI MACHINE CO., LTD.
- Address:155-5, Hotakaariake
- KYOSEI CO.,LTD
- Address:31, Ichigayasanaicho,
- ASANO CO., LTD.
- Address:2718-1, Sanwamachi
- YSK CO., LTD.
- Address:3103-6,Chiotsu,Kitanokawa,