Operation Sites (Domestic)
| Oita Complex | 2, Nakanosu, Oita, OITA 870-0189 TEL : 81-97-521-5112 |
| Oita Office |
2, Nakanosu, Oita, OITA 870-0189 TEL : 81-97-521-5112 |
| Tokuyama Plant |
4980, Kaisei-cho, Shin-Nanyo, YAMAGUCHI 746-0006 TEL : 81-834-62-4121 |
| Kawasaki Plant | (Ogimachi) 5-1, Ogimachi, Kawasaki-ku, Kawasaki, KANAGAWA 210-0867 TEL : 81-44-322-6813 |
| (Chidori) 2-3, Chidoricho, Kawasaki-ku, Kawasaki, KANAGAWA 210-0865 TEL : 81-44-276-5803 |
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| (Okawa) 5-1, Okawachyo, Kawasaki-ku, Kawasaki, KANAGAWA 210-0858 TEL : 81-44-322-6920 |
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| Yokohama Plant |
8, Ebisu-cho, Kanagawa-ku, Yokohama, KANAGAWA 221-8517 TEL : 81-45-453-5111 |
| Shiojiri Plant |
1, Oaza Soga, Shiojiri, NAGANO 399-6461 TEL : 81-263-52-0180 |
| Omachi Plant |
6850, Oaza Omachi, Omachi, NAGANO 398-0002 TEL : 81-261-22-0401 |
| Kitakata Plant |
7840, Nagauchi, Kitakata, FUKUSHIMA 966-0846 TEL : 81-241-22-1261 |
| Higashinagahara Plant |
111, Aza Nagayachi, Higashinagahara, Kawahigashimachi, Aizu-wakamatsu, FUKUSHIMA 969-3431 TEL : 81-242-75-2121 |
| Sakai Plant |
224,kaisancho 6-cho,Sakai-ku,Sakai,OSAKA 590-8576 TEL : 81-72-225-2111 |
| Hikone Plant |
60,Kiyosaki-cho,Hikone,SHIGA 529-1195 TEL : 81-749-25-1511 |
| Chiba Plant |
2,Yahata Kaigan Dori,Ichihara,CHIBA 290-0067 TEL : 81-436-41-5111 |
| Oyama Plant |
480,Inuzuka,Oyama,TOCHIGI 323-8678 TEL : 81-285-30-1230 |
| Oyama Plant (Nasu) |
1841 Aza Higashiyama, Kamiishigami, Otawara,TOCHIGI 324-0037 TEL : 81-287-26-1105 |
| Chichibu Plant |
1505, Oaza Shimo Kagemori, Chichibu, SAITAMA 369-1893 TEL : 81-494-23-6111 |