Do I Need A Power Adapter For Japan? What Plug Do I Need?
Are you planning a trip to Japan and wondering whether you need a power adapter for your electrical devices?
It’s important to know that Japan uses type A and type B sockets, similar to those used in the United States and Canada. If you’re from these countries, you may not need an adapter, but a 3-to-2 prong adapter is recommended for grounded plugs.
However, if you’re from other countries, you’ll likely need a plug adapter and a voltage and frequency converter, and lower-wattage appliances (0W-25W) cannot be used even with a converter.
In this article, we’ll guide you through everything you need to know about power adapters in Japan and help you determine what type of plug you need to bring.
We’ll cover the different adapters and converters, plug and socket types, and how to choose the correct adapter for your devices.
We’ll also discuss Japan’s power supply, recommended adapters, chargers, and where to buy them. We’ll also touch on some additional considerations when traveling to Japan with electrical devices.
So, let’s get started!
Do I Need a Power Adapter for Japan?

Traveling to Japan from another country will likely need a power adapter to use your electronic devices. Japan uses Type A and Type B electrical outlets, whereas many countries use different ones.
Type A outlets have two flat parallel pins in Japan, North and Central America, and some parts of South America and Asia. Type B outlets have the same configuration as Type A but also have a grounding pin.
If your device has a plug incompatible with Type A or Type B outlets, you must use a power adapter to convert your plug to the appropriate type.
It’s also important to note that Japan uses a voltage of 100V, which is lower than many other countries. If your device is not compatible with 100V, you may need to use a voltage converter and a power adapter.
Bringing a power adapter compatible with Type A and Type B outlets is a good idea if you are traveling to Japan. You may also need a voltage converter if your device is incompatible with a 100V voltage.
Understanding Adapters and Converters

Before traveling to Japan, you’ll want to understand the difference between adapters and converters to ensure your electrical appliances function safely and efficiently.
Adapters allow you to connect your appliance’s plug to a different outlet. At the same time, converters change the voltage of the electrical current to match the voltage required by your device.
Choosing the correct adapter and converter for your appliance is essential to avoid damage or safety hazards.
When considering adapter compatibility, it’s important to note that Japan uses type A and type B sockets, similar to those used in the United States and Canada.
Americans and Canadians may not need an adapter, but a 3-to-2 prong adapter is recommended for grounded plugs. Tourists from other countries will likely need a plug adapter and a voltage and frequency converter.
It’s also important to note that Japan’s voltage and frequency differ from most countries, with 100V and 50/60Hz, respectively. Hence, a converter and adapter must ensure appliance safety and compatibility with international standards.
Choosing the Right Adapter
Here are some things to keep in mind when selecting an adapter:
- Ensure your adapter is compatible with Japan’s type A and B sockets. You’ll need a 3-to-2 prong adapter if you have a grounded plug.
- If you’re bringing appliances that aren’t dual voltage rated, you’ll need a voltage converter to prevent damage. Choose a converter with a maximum power rating that suits your needs.
- To save money in the long run, consider purchasing a universal adapter that can be used in multiple countries.
- If you have appliances with grounded plugs, make sure your adapter can accommodate them.
- If your appliance is dual voltage rated, you won’t need a converter but an adapter to fit Japan’s sockets.
As an Amazon Associate and Booking affiliate, LoveForTraveling.com earns from qualifying purchases. We may receive a commission for purchases made via our links.
Recommended Adapters and Chargers
1) SOKOO 230-Watt Step Down 100-220V to 110V Voltage Converter

You may find the SOKOO 230-Watt Step Down Voltage Converter useful for your upcoming trip to Japan. It can convert 220/240V to 110/120V, making it compatible with Japanese outlets.
It can also charge up to six electronic devices simultaneously, including power-hungry.
It features a Type C 18W port with up to 4X faster charging speed. The converter also has a built-in fuse and thermostat switch for safety and a silent working fan to prevent overheating.
However, remember that the SOKOO converter may not work with all international outlets, so checking compatibility before purchasing is essential.
The converter can be loud when turned on, which may be a drawback for some users.
Product Specs:
- Converts 220/240V to 110/120V
- Charges 6 devices simultaneously
- Type C 18W port provides up to 4X faster charging speed
- Built-in fuse and thermostat switch for safety.
- Compact and easy to pack
Pros
Cons
- ✈Patented product with Patent number: US10270355B1,it has New Feature: Compatible with hair straightener, curling wand, electric shaver, beard trimmer,…
- ✈Worldwide Use-5 feet detachable EU power cable and 4 different sockets use for (UK, US, AU, IN); voltage converts 220/240V to 110/120V could use American…
- ✈Charges 6 Devices Simultaneously: With a PD Type C and 3 USB ports feature all mobiles for Galaxy S10 / S9 / S8 / S7, Note 5 / 4, Nexus 6 and HTC combines…
Last update on 2023-05-19 / Affiliate links / Images from Amazon Product Advertising API
2) VINTAR: US to Japan Plug Adapter

If you’re not planning to bring any high-powered devices like hair dryers or electric toothbrushes, the VINTAR US to Japan Plug Adapter might better fit your needs.
This adapter allows you to plug in your devices with Type A plugs from the United States, Japan, Canada, and other countries.
The VINTAR adapter has 2 AC outlets, 3 USB ports, and 1 USB-C port, allowing you to charge up to 6 devices simultaneously.
It is compact and lightweight, making it easy to pack in your luggage, and the LED power indicator lets you know when your devices are charging.
The adapter is also made with high-quality components and a fire-resistant PC shell for added safety and is certified and listed by CE.
However, it’s important to note that this adapter is not a voltage converter, so check if your devices require dual voltage support before using them in Japan.
Product Specs:
- Plug Format: Type A
- Warranty: One-year warranty for refund or replacement
Pros
Cons
- [2 Prong Adapter for Home or Travel] Type A Plug Adapter can work in America for 2 prong to 3 prong outlet adapter. it is also compatible in oversea such as…
- [6 in 1 Japan travel adapter] This japan plug adapter include two standard American AC sockets, max capacity up to 2500 Watt (max 250 Volt, 10 A), 3 USB-A ports…
- [Compact & Lightweight Design] This 2 to 3 prong outlet adapter is mini size: 2.3*2.7*2 in. US to japan plug adapter also is providing a convenient alternative…
Last update on 2023-05-19 / Affiliate links / Images from Amazon Product Advertising API
3) Power International Plug Adapter

This power plug adapter is the perfect solution for anyone traveling to Japan who needs to charge multiple devices. With its six intelligent USB ports, you can simultaneously charge your smartphone, tablet, laptop, and other USB-powered devices.
This adapter is compatible with outlets in Japan and several other countries, making it an excellent investment for frequent travelers.
Its pin-locking mechanism ensures a secure plugin, and its intelligent USB ports adapt the output for each device, providing the safest and most efficient charging experience.
However, it is essential to note that this adapter is also voltage converter.
Product Specs:
- Dimensions: 2.8 x 2.3 x 2.1 inches
- Six port USB international plug for travel with 6 Smart USB Ports at 5V/6A
- Pin locking mechanism for secure plugin
- Not a voltage converter
Pros
Cons
- BESTEK Travel Voltage Converter: Converts all countries voltage(100-240V,50/60Hz) to US voltage (110V,60Hz), ideal for charging your multiple devices when…
- 4 Smart USB Charging Ports:2 high output 2.4A USB ports for power-hungry devices and 2 universal 1A charging ports for other USB powered devices,5V/6A(Max)
- Portable and Universal: Compact size(6×3×1.57 in) with 5 international travel adapters (Type G/D/M/AU/US),powering your devices in more than 160…
Last update on 2023-05-19 / Affiliate links / Images from Amazon Product Advertising API
Where to Buy Adapters
Whether you’re looking for a universal adapter that can be used for future trips, or a specific adapter for Japan’s type A and B sockets, Amazon has got you covered.
Check out your area’s electronic or travel stores if you prefer to shop locally. However, remember that their selection may be more limited, and their prices may be higher than online options.
When purchasing an adapter or converter, differentiate between the two. An adapter simply allows your device’s plug to fit into a different socket, while a converter changes the voltage and frequency of the electrical current.
Consider whether you want a universal adapter for multiple countries or a specific adapter designed only for Japan. A price comparison may also help make your decision.
Additional Considerations
Before making your purchase, it’s important to note that over 90% of travelers forget to check their appliance compatibility with a converter or transformer before traveling to a foreign country.
This can result in potential appliance safety hazards, such as overheating or electrical shock.
It’s crucial to check your appliance’s voltage compatibility with Japan’s 100V supply, frequency differences of 50/60Hz, and the need for a converter or transformer.
Grounding pins should be considered when selecting a power adaptor for Japan.
Type A sockets in Japan don’t have a grounding pin, while type B sockets have a round grounding pin. It’s essential to check if your appliance requires a grounding pin for safety reasons.
When selecting a converter or transformer, it’s important to note that there are different types of short-duration and continuous-use appliances.
Short-duration appliances, such as hair dryers, require a converter, while continuous-use devices, such as laptops, require transformers.
It’s also important to check the maximum power rating of the converter or transformer to ensure compatibility with your appliance.
Recap of Key Points
So, now that you’ve learned about the importance of checking your appliances’ compatibility with Japan’s voltage and frequency and the need for a converter or transformer, imagine yourself safely and efficiently using your electrical appliances while traveling to Japan.
Here’s a recap of the key points to keep in mind:
- Determine if your appliances are dual voltage rated, which can be used with a travel adapter in Japan. Single voltage-rated appliances require a converter or transformer.
- Be aware of the frequency differences in Japan. Eastern Japan uses 50Hz, while Western Japan uses 60Hz. Moving, rotating, and time-related appliances may require caution with a voltage converter.
- Consider a universal adapter to save money for future trips and a larger adapter and converter for charging multiple appliances at once.
So go ahead and pack your bags, and don’t forget to bring your trusty power adapter along for the journey!