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We provide you with general information about the Rules for Supply of Electricity that specify the terms and conditions of a contract between customers and TEPCO, as well as some instructions for the use of electric service and for electricity-related trouble.
If you have any questions about electricity supply service, please don't hesitate to contact us.

Instructions About Voltage and Frequency
The electricity we deliver to you is transmitted at a normal voltage of 100 or 200V and at a frequency of 50 Hz. If you use foreign-produced electrical appliances from abroad, be sure to check their indicated voltage and frequency to see if they are suitable for use in Japan.

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