The official Plugs-and-Sockets.org
Travel Adapter Guide for Japan
The travel adapter guide for Japan is a comprehensive guide to the types of plugs and sockets used in Japan. It includes information on the frequency, voltage, and types of plugs used in Japan.
There are 15 different types of plugs and sockets in use around the world today, along with a variety of different voltage and frequency standards. This guide will help you understand the different types of plugs and sockets used in Japan and how they compare to those you use at home, so you can be sure you have the right adapter for your trip.
- What socket types are available?
Japan uses earthed sockets of Type B
. Unearthed Type A 
sockets are occasionally found as well; on extension cords for example.- Which plugs can I use?
You can use unearthed (two-pronged) Type A
and earthed (three-pronged) Type B plugs in Japanese sockets. Type A plugs are used in North America, East Asia and other regions.- Voltage and frequency
The Japanese power grid supplies electricity at 100 volts and 50 Hz, 60 Hz. Always check the voltage and frequency ratings of your devices before plugging them in. Many devices, such as phone chargers, are dual-voltage and can be used in Japan without a voltage converter. However, some devices, such as hair dryers, are often not dual-voltage and will require a voltage converter to operate safely.
Travelling to Japan soon?
Use our compatibility checker to see if you can use your local devices in Japan, and have a look at our recommended travel adapters for your trip.
Compatibility Checker
Systems Compared
| Japan | Select a country | Compatible? | |
|---|---|---|---|
| Plug Types | A, B | ||
| Voltage | 100V | ||
| Frequency | 50 Hz, 60Hz |
