Business Area
| Shizuoka Gas | Cities of Shizuoka, Fuji, Fujinomiya, Numazu, Mishima, Susono, Fukuroi Towns of Shimizu, Nagaizumi, Kannami | | Chuen Gas | Kakegawa City | | Fukuroi Gas | Fukuroi City | | Shimoda Gas | Shimoda City | | Shinshu Gas | Iida City | | Yoshida Gas | Fujiyoshida City, Fujikawaguchiko Town | | Sado Gas | Sado City |
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