Travel adapter from Antigua and Barbuda to Japan — do you need one?

Q: What plug is used in Japan?

Japan uses Type A and Type B plugs at 100 V, 50/60 Hz.

Compare the plug shapes, voltage and frequency in Antigua and Barbuda and Japan, and find out which adapter you need before you travel.

No adapter needed

Good news — Antigua and Barbuda and Japan both use the same plug shape and compatible voltage. You can plug your devices straight into the wall in Japan without an adapter or converter.

Antigua and Barbuda (home)

Type A Two flat parallel pins 100–127V Type B Two flat pins + round ground 100–127V

Japan (destination)

Type A Two flat parallel pins 100–127V Type B Two flat pins + round ground 100–127V

Electrical specifications in Japan

Voltage

Antigua and Barbuda 110/220 V

Japan 100 V

Match

Frequency

Antigua and Barbuda 60 Hz

Japan 50/60 Hz

Match

More about plugs in Japan

In Japan, the standard power plug is Type A and Type B. The country runs on 100 volts at 50/60 Hz. That means wall sockets in Japan can be one of 2 different shapes — Type A, Type B, and your plug needs to physically match the socket to fit.

Full Japan plug guide