- ISHIHARA
- NTN TOYO BEARING
- OSAKA KUKI KIKAI
- AKAZAKI SEIKO
- KYORITSU SEISAKUSHO
- KOBE SEIKOSHO
- SANKO KIKAI
- TOSHIBA TANGALOY
- TOYO SEIKI
- NIKKEN
- NICCHI
- NITTOH KOKI
- NIHON KOSHUHA
- NIHON SEIMITSU
- NIPPON PNEUMATIC
- HAYASAKA SEIMITSU
- HIKARI SEIKO
- HITACHI KOKI
- HITACHI SEISAKUSHO
- HIPPALAR
- FUJIYA
- MATSUSHITA DENKO
- MIKI NETSUREN
- YAMADA MACHINE
- YAMATO KOKI
- YOKOTA KOGYO
