Gas Science Museum (Gasutena) is operated by Tokyo Gas and admission is free. There are plenty of exhibits that can be enjoyed by children and adults alike. There are exhibits on the mystery of flames and environmental issues. It is also an energy-saving facility that utilizes solar power generation and energy farms, so you can feel its social significance. Not only can families enjoy it, but you can also learn about the role and features of gas, which supports our daily lives.
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