GAS COMPANIES IN JAPAN | The Japan Gas Association

gas jpGreen Energy & Chemicals Business Sector. With natural gas and our orinal technology, we provide stable supply of products that is essential to society.SAIBU GAS · 01. When you smell gas · 02. Intellent meter · 03. · 04. Type of gas you are using is · 05. Ventilate your rooms when using gas appliances. ·