RIKEN KIKI
RKC INSTRUMENT (RIKA KOGYO)
RYUTAI KOGYO
SAGINOMIYA SEISAKUSHO
SAN-EI SEIKI SEISAKUSHO
SANSHIN KINZOKU KOGYO
SANTEST
SANYO SHOJI (SUNTES)
SEIKO ELECTRIC
SENTEC
SHIMATEC
SHIMIZU KOGYO
SHINKO ENGINEERING
SHOWA
SHOWA GIKEN
SHOWA MEASURING INSTRUMENTS
SHOWA SOKKI
SHOWA VALVE
SMC
SR ENGINEERING
SUMITOMO HEAVY INDUSTRIES
TACMINA
TAIHEI BOEKI
TAIKO KIKI
TAISEI KOGYO
TAISEI KOGYO（VALVES）
TAIYO (PARKER TAIYO)
TAIYO KOKI
TAKEBISHI
TEAC
TERAL
TERAL TAKU
TETSUDOU SHARYO (TESSHA)
TOGAWA INDUSTRY
TOGAWA RUBBER
TOHO
TOKIN
TOKYO KEIKI (TOKIMEC)
TOKYO NIHOS
TOKYO RYUKI KOGYO
TORISHIMA PUMP MFG.
TOYO DENGENKIKI
TSUBAKIMOTO CHAIN
TSURUGA ELECTRIC
