石油产业
7 V5 c1 }0 E! Z: t* T. F Abu Dhabi Oil Co., Ltd. Maruzen Oil Co., Ltd.% Y; r5 Q! [8 z& z8 u2 M
Castrol Mitsui Oil And Gas Co., Ltd.
) |$ j! O) j/ E: W# `) g J, z4 A Corning Mobilsekiyu Kabushiki Kaisha
0 T! L( y3 }8 w% \# e Cosmo Oil Co., Ltd. Nichigo Engineering5 ?' o' k% d, w2 W4 d7 f
Esso Sekiyu K. K. Nippon Mitsubishi Oil Corporation7 \* r2 i: @+ E6 `1 B
Exxonmobil Okinawa Sekiyu Seisei Company, Ltd." m7 q+ z, Y5 n9 K8 T4 i# z* |
Fuji Kosan Co., Ltd. Seibu Oil Co., Ltd.+ K5 ~8 l' x- Y0 j
General Sekiyu K. K. Showa Shell Sekiyu K.K.
; n7 E' ?7 z6 C Idemitsu Kosan Co., Ltd. Showa Yokkaichi Co.
: i r. _7 H8 X6 Z N0 h Inpex Corporation Taiyo Oil Co., Ltd.
. e$ j5 b1 w2 a, o Japan Drilling Co., Ltd. Teikoku Oil Co., Ltd.6 e9 \5 K6 @% c0 P" X5 Z# |$ U! Y
Japan Energy Co., Ltd. Toa Oil Co., Ltd." g8 C: I+ F' T( v
Japan Oil Development Co., Ltd. Tonen Corporation
2 \6 X. {3 c& I3 \( s: A5 `8 M" l Koa Oil Co., Ltd. UNOCAL(加州石油)
# K) C. A) g3 A2 Z3 A) Y( L Kyushu Oil Company Limited Yushiro Chemical Industry Co., Ltd |