1
PACIFICO ENERGY K.K.
2
OSAKA ORGANIC CHEMICAL INDUSTRY LTD.
3
CHUO KIKO CO.,LTD.
4
MARUKATU TEKKO CO.,LTD.
5
TAKEMOTO SANGYO CORP.
6
ESKI MACHINE CO.,LTD.
7
NIHONKAIKYUSOU CO.,LTD.
8
MUTSUMI SPECIAL ALLOY INDUSTRY CO.,LTD