Safety Operation Guide
- Preventing Incomplete Combustions
Precautions for ventilation and air supply and exhaust equipment

For customers who use these types of gas appliances
- Safety Operation Guide for Gas Appliances (PDF)
Please select the area where you live.
| Tokyo: |
Chiyoda, Chuo, Ota, Shinagawa, Minato, Shibuya, Meguro, Shinjuku, Nakano, Setagaya, Chofu, Komae, Suginami, Musashino, Mitaka, Higashikurume, Nishitokyo, Kiyose, Tachikawa, Higashimurayama, Kodaiya, Kunitachi, Tama, Inagi, Hino, Kokubunji, Koganei, Fuchu, Higashiyamato, Hachioji |
| Saitama-ken: |
Tokorozawa |
Guide for Safe Usage of Gas Appliances (PDF format: 12,014 KB 20 pages) |
| Tokyo: |
Koto, Sumida, Taito, Bunkyo, Arakawa, Katsushika, Adachi, Edogawa, Nerima, Toshima, Kita, Itabashi |
| Saitama-ken: |
Soka, Yashio, Misato, Asaka, Wako, Niiza, Saitama, Kawaguchi, Toda, Warabi, Ageo, Hasuda, Kuki, Ina, Shobu, Shiraoka |
| Chiba-ken |
Chiba, Yotsukaido, Yachimata, Inzai, Yachiyo, Sakura, Siroi, Kisarazu, Kimitsu, Sodegaura, Futtsu |
| Ibaraki-ken: |
Ryugasaki, Ushiku, Tsukuba, Toride, Tone, Ami |
| Gunma-ken: |
Takasaki, Maebashi, Fujioka |
Guide for Safe Usage of Gas Appliances (PDF format: 12,050 KB 20 pages) |
| Kanagawa-ken |
Yokohama, Yokosuka, Miura, Kawasaki, Zushi, Kamakura, Fujisawa, Hayama, Yamato, Sagamihara, Zama, Ebina, Ayase, Chigasaki, Hiratsuka, Minamiashigara, Samukara, Oiso, Nakai, Kaisei |
| Tokyo: |
Machida |
Guide for Safe Usage of Gas Appliances (PDF format: 11,995 KB 20 pages) |
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