Over 90 locations in Japan
Head offices
Minato Mirai Head office
Nisseki Yokohama Bldg. 1-1-8, Sakuragicho, Naka-ku, Yokohama-shi, Kanagawa, 231-0062, Japan
TEL：+81-45-415-1111 / FAX：+81-45-415-1120
Isogo Head office
27-5 Shin-lsogocho, Isogo-ku, Yokohama-shi, Kanagawa, 235-0017, Japan
TEL：+81-45-758-1950 / FAX：+81-45-758-1975
Business Division
Nisseki Yokohama Bldg. 1-1-8, Sakuragicho, Naka-ku, Yokohama-shi, Kanagawa 231-0062, Japan (Google Maps)
TEL：+81-45-415-1200 / FAX：+81-45-415-1141
Branch Offices
North-Japan Branch Office
North-Japan Branch Office
2-1-38 Meigetsu, Tagajo-shi, Miyagi, 985-0843 (Google Maps)
TEL：+81-22-352-4818 / FAX：+81-22-352-4819
- ENEOS Muroran Site Office (Muroran-shi, Hokkaido)
- ENEOS Sendai Site Office (Sendai-shi, Miyagi)
- Idemitsu Kosan Site Office (Tomakomai-shi, Hokkaido)
- Misawa Site Office (Misawa-shi, Aomori)
- Sendai Site Office (Tagajo-shi, Miyagi)
Kanto Area
Kashima Branch Office
4133 Yanagawa, Kamisu-shi, Ibaraki, 314-0252 (Google Maps)
TEL：+81-479-46-1122 / FAX：+81-479-46-2819
- Kashima Oil Site Office (Kamisu-shi, Ibaraki)
- Kao Site Office (Kamisu-shi, Ibaraki)
- Higashifukashiba Site Office (Kamisu-shi, Ibaraki)
- Mitsubishi Chemical Site Office (Kamisu-shi, Ibaraki)
- Sanyo Chemical Industries Site Office (Kamisu-shi, Ibaraki)
- Hasaki Site Office (Kamisu-shi, Ibaraki)
Chiba Branch Office
109-1 Anesakikaigan, Ichihara-shi, Chiba, 299-0107 (Google Maps)
TEL：+81-436-61-1089 / FAX：+81-436-62-0373
- Goi Site Office (Ichihara-shi, Chiba)
- Sumitomo Chemical Site Office (Ichihara-shi, Chiba)
- Idemitsu Kosan Site Office (Ichihara-shi, Chiba)
- Mitsui Chemicals Site Office (Ichihara-shi, Chiba)
- Fuji Oil Site Office (Sodegaura-shi, Chiba)
- OIREC Site Office (Ichihara-shi, Chiba)
Kawasaki Branch Office
2-4-13 Kokandori, Kawasaki-ku, Kawasaki-shi, Kanagawa, 210-0852 (Google Maps)
TEL：+81-44-589-8222 / FAX：+81-44-589-8221
- ENEOS Kawasaki Site Office (Kawasaki-shi, Kanagawa)
- ENEOS 200 Site Office (Kawasaki-shi, Kanagawa)
- ENEOS 300 Site Office (Kawasaki-shi, Kanagawa)
- ENEOS 450 Site Office (Kawasaki-shi, Kanagawa)
- ENEOS NUC Site Office (Kawasaki-shi, Kanagawa)
- Nippon Shokubai Site Office (Kawasaki-shi, Kanagawa)
- Zeon Site Office (Kawasaki-shi, Kanagawa)
- Toa Oil Site Office (Kawasaki-shi, Kanagawa)
- Kao Site Office (Kawasaki-shi, Kanagawa)
- AWPC Site Office (Kawasaki-shi, Kanagawa)
- Asahi Kasei Site Office (Kawasaki-shi, Kanagawa)
Yokohama Branch Office
3 Chidoricho, Naka-ku, Yokohama-shi, Kanagawa, 231-0815 (Google Maps)
c/o ENEOS Corporation, Negishi Refinery
TEL：+81-45-751-0223 / FAX：+81-45-752-0103
- ENEOS Negishi Site Office (Yokohama-shi, Kanagawa)
- ENEOS Yokohama Site Office (Yokohama-shi, Kanagawa)
- Hiratsuka Site Office (Hiratsuka-shi, Kanagawa)
- Shizuoka Site Office (Shizuoka-shi, Shizuoka)
- ENEOS Shimizu Site Office (Shizuoka-shi, Shizuoka)
- Chemours-Mitsui Fluoroproducts Site (Shizuoka-shi, Shizuoka)
Project Division
- Hitachi Site Office (Hitachi-shi, Ibaraki)
- Isohara Site Office (Kitaibaraki-shi, Ibaraki)
Hokuriku Area
Niigata Branch Office
1450-7 Shimoda, Nishino, Konan-ku, Niigata-shi, Niigata, 950-0106 (Google Maps)
TEL：+81-25-288-1990 / FAX：+81-25-288-1991
- Niigata-Higashi Site Office (Niigata-shi, Niigata)
- Mitsubishi Gas Chemical Site Office (Niigata-shi, Niigata)
- Toyama Site Office (Toyama-shi, Toyama)
Kinki and Chukyo Areas
Nagoya Branch Office
1109 Higashihata, Otamachi, Tokai-shi, Aichi, 477-0031 (Google Maps)
TEL：+81-562-39-1331 / FAX：+81-562-39-1335
- Idemitsu Kosan Site Office (Chita-shi, Aichi)
- Fukui Site Office (Fukui-shi, Fukui)
- Sanyo Chemical Industries Site Office (Tokai-shi, Aichi)
- Yokkaichi Site Office (Yokkaichi-shi, Mie)
- ENEOS Nagoya Site Office (Nagoya-shi, Nagoya)
- Gifu Site Office (Anpachi-gun, Gifu)
Osaka Branch Office
2-6-37 Hamadera Ishizuchonaka Nishi-ku, Sakai-shi, Osaka, 592-8334 (Google Maps)
TEL：+81-72-249-4333 / FAX：+81-72-249-4334
- ENEOS Sakai Site Office (Sakai-shi, Osaka)
- Osaka Gas Site Office (Takaishi-shi, Osaka)
- Sumitomo Chemical Site Office (Osaka-shi, Osaka)
- Taoka Chemical Site Office (Osaka-shi, Osaka)
Wakayama Branch Office
1046 Hama, Hatsushimacho, Arida-shi, Wakayama, 649-0306 (Google Maps)
TEL：+81-737-83-1633 / FAX：+81-737-83-1669
- ENEOS Wakayama Site Office (Arida-shi, Wakayama)
- Honshu Chemical Industry Site Office (Wakayama-shi, Wakayama)
- Kao Site Office (Wakayama-shi, Wakayama)
Chugoku, Shikoku, Kyushu, and Okinawa Areas
Mizushima Branch Office
1-7-21 Matsue, Kurashiki-shi, Okayama, 712-8052 (Google Maps)
TEL：+81-86-455-9183 / FAX：+81-86-455-9149
- ENEOS Mizushima A Factory Site Office (Kurashiki-shi, Okayama)
- ENEOS Mizushima B Factory Site Office (Kurashiki-shi, Okayama)
- Zeon Site Office (Kurashiki-shi, Okayama)
- JFE Site Office (Kurashiki-shi, Okayama)
- Mitsubishi Chemical Site Office (Kurashiki-shi, Okayama)
- Asahi Kasei Site Office (Kurashiki-shi, Okayama)
- Nippon Shokubai Site Office (Himeji-shi, Hyogo)
- Daicel Site Office (Himeji-shi, Hyogo)
- Himeji Site Office (Himeji-shi, Hyogo)
Iwakuni Branch Office
5-8-35 Shozokumachi, Iwakuni-shi, Yamaguchi, 740-0001 (Google Maps)
TEL：+81-827-21-6255 / FAX：+81-827-21-6257
- ENEOS Marifu Site Office (Kuga-gun, Yamaguchi)
- Mitsubishi Chemical Site Office (Otake-shi, Hiroshima)
- Mitsui Chemicals Site Office (Otake-shi, Hiroshima)
Tokuyama Branch Office
2-8-30 Shinchi, Shunan-shi, Yamaguchi, 745-0861 (Google Maps)
TEL：+81-834-27-0456 / FAX：+81-834-27-0506
- Takeda Pharmaceutical Site Office (Hikari-shi, Yamaguchi)
- Zeon Site Office (Shunan-shi, Yamaguchi)
- Idemitsu Kosan Site Office (Shunan-shi, Yamaguchi)
- Tosoh Site Office (Shunan-shi, Yamaguchi)
- ENEOS Kiire Terminal Site Office (Kagoshima-shi, Kagoshima)
- Okinawa Site Office (Nakagami-gun, Okinawa)
- Oita Office (Oita-shi, Oita)
- ENEOS Oita Site Office (Oita-shi, Oita)
Project Division
- Saganoseki Site Office (Oita-shi, Oita)
Factories
Isogo Factory
27-5 Shin-lsogocho, Isogo-ku, Yokohama-shi, Kanagawa, 235-0017 (Google Maps)
TEL：+81-45-758-1981 / FAX：+81-45-758-1982
Chiba Factory
1-16-12 Chigusa, Ichihara-shi, Chiba, 299-0109 (Google Maps)
TEL: +81-436-22-2611 / FAX：+81-436-22-2679