• 
  Accurate Inc.
• 
  ASAHI YUKIZAI CORPORATION
• 
  ASOH
• 
  Bando
• 
  CCTY BEARING JAPAN CORPORATION
• 
  CKD
• 
  DAIDO METAL
• 
  DAI-ICHI SOKUHAN WORKS CO.
• 
  DYMCO
• 
  EPSON
• 
  FREEBEAR corporation
• 
  FUJI HENSOKUKI
• 
  FUJIKURA RUBBER
• 
  FYH INC.
• 
  GATES UNITTA ASIA COMPANY
• 
  Hammer Caster
• 
  Harmonic Drive Systems,Inc.
• 
  HORIUCHI MACHINERY Co., Ltd.
• 
  IAI
• 
  IKO (NIPPON THOMPSON CO.,LTD)
• 
  IWATA MFG. CO., LTD.
• 
  JTEKT Corporation(Koyo)
• 
  KANA (Katayama Chain)
• 
  KHK KOHARA GEAR
• 
  KSS.,Co.Ltd.
• 
  Kuroda Pneumatics
• 
  Kuroda Precision Industries, Ltd.
• 
  Kyoei Eletctric
• 
  KYOUIKU GEAR MFG, CO., LTD.
• 
  MACHINE ENGINEERING CORPORATION
• 
  Makishinko Co., Ltd
• 
  MAKITECH
• 
  MARUYASU
• 
  Miki Pulley Co., Ltd.
• 
  MinebeaMitsumi Inc.
• 
  Mitsuboshi Belting
• 
  MYOTOKU
• 
  Nachi-Fujikoshi
• 
  NANKAI SEIKO CO., LTD. (SMT)
• 
  Nansin
• 
  NBK (Nabeya Bi-tech Kaisha)
• 
  NIDEC COPAL ELECTRONICS CORPORATION
• 
  NIHON PISCO CO., LTD.
• 
  Nippon Pulse Motor (JP)
• 
  NISSEI Corporation
• 
  NIPPON BEARING CO., LTD.
• 
  NITTO KOHKI
• 
  NKE
• 
  NSK Rolling Bearing
• 
  NTN Corporation
• 
  OILES CORPORATION
• 
  OKURA YUSOKI CO., LTD.
• 
  ORIENTALMOTOR Co.,Ltd.
• 
  Panasonic Corporation, Motors for FA & Industrial Application
• 
  SANKI KOGYO
• 
  SEKISUI
• 
  SHINDENGEN MECHATRONICS
• 
  SMC Corporation
• 
  STJ Corporation
• 
  Sumitomo Heavy Industries, Ltd
• 
  SUNCO INDUSTRY CO.,LTD.
• 
  SURUGA SEIKI CO.,LTD.
• 
  TAIYO
• 
  THK CO.,LTD.
• 
  TOHO-DAISHIN IND.CO.,LTD.
• 
  TOK, Inc.
• 
  Tsubakimoto Chain Co.
• 
  TSUBAKIMOTO CHAIN TSUBAKI TOP CHAIN
• 
  Yamaha Motor Co., Ltd
• 
  Yuken Kogyo