- D.I.D Co.,Ltd.
- Address:4-9-7 Meieki-minami Nakamura-Ku
- Tsubakimoto Chain Co.
- Tsubakimoto Chain Co. is the world's premiere manufacturer and developer of power transmission products, with strong market positions in premium-quality chains (ANSI (RS)&(BS) British standard roller chain, engineering conveyor motorcycle various special application chains) , units ….
- Address:1-1-3, Kannabidai
- DAIDO CORPORATION
- Address:IWAMOTO
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