The 4 Best Prepaid SIM Cards for Japan

best prepaid sim card japanWithout any doubt, Japan is that tourist destination that we have all wanted to visit at least once in our lives. This world power has become that place where everyone wants to go during holidays. But do you know what the best Prepaid SIM Card for Japan is right now? Here we will talk a little bit about it.

Apart from basic things such as lodging, transportation, food, and some other aspects, you must add the cost of staying connected in this Asian country. Although Japan has some of the most advanced technologies in the world, you will not always have access to free WiFi connections. That is why you should buy, if possible, the best Japan SIM Card for Tourist before traveling or just when you arrive at your destination.

Influenced by TV or what we see on social networks, we might think that it is economically impossible to travel to Japan. But the truth is that there are many low-cost-alternatives to go to the sushi land.


What Are The Top SIM Cards Offers for Japan?

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AIS Japan SIM CardTrueMove Japan SIM Card
Data Plan4GB4GB
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8 Days

15 Days

Below you can find a more detailed description of all SIM cards.


What is The Best Japan SIM Card?

While you should think about all those basic things that we already mentioned, you also have to take into account telecommunications in this country. Remember that Japan is one of the countries with the highest technological development in the world. It means that you will get many spaces with WiFi networks totally free. But this option will not always be the best.

This can be very useful sometimes, but on some other occasions, the best solution will be your own Travel SIM card for Japan. What do you not know about this topic? Do not worry, check the next prepaid SIM card for Japan and enjoy internet access during your entire trip.


best prepaid sim card japanThis company offers two incredible options to keep in touch with your friends and family during your trip to Japan. One of these alternatives is the Smart Traveler SIM card for Japan, which is only $29.90. Take a look at what you’ll get if you decide on package #1:

Japan SIM Card – Smart Traveler ($29.90 USD)

  • 4GB Internet
  • Worldwide Delivery
  • 3 in 1 SIM Card, Plug and Play
  • Credit Validity 8 Days
  • 3G+ High-Speed Connection
  • Covers Japan
  • NO registrations required

Japan SIM Card – Smart Traveler + ($49.90 USD)

  • 4GB Internet
  • Worldwide Delivery
  • 3 in 1 SIM Card, Plug and Play
  • Credit Validity 15 Days
  • 4G High-Speed Connection
  • Covers Japan
  • NO registrations required

Find more information about the Prepaid SIM Card for Japan here.



This company offers a Data SIM Card designed for travelers who will be in Japan only for a few weeks. The Visitor SIM has a cost of ¥3,223, which is equivalent to $28.78. When buying this SIM card for Japan, you will enjoy 5GB of navigation at 3G / LTE speed for 21 days and in case of exhausting the MB, you will be able to recharge 1GB for ¥500.

This SIM card for Japan can be purchased before your arrival in Japan through different online stores or some other stores such as AEON, Yodobashi Camera or BIC Camera



The Holafly SIM card comes in 3 presentations that perfectly adapt to your needs. It works with the Softbank network, which is considered the best option in terms of browsing speed in Japan (3G/4G/LTE). The Holafly SIM cards are disposable and they work only on unlocked phones, so make sure your cell phone is unlocked before you buy these SIM cards for Japan.

When you buy your Holafly you will have your SIM ready to cut it depending on the size your cell phone uses (standard, micro, and nano). This SIM card for Japan costs $21.85 and it is divided into:

  • 7-day SIM with 1.5 GB
  • 8-day SIM with 16 GB
  • 15-day SIM with 30 GB



Considered by many travelers to be one of the best prepaid SIM cards for Japan, the IIJMIO Travel SIM offers 2GB for a 3-months-period. Unlike most SIM cards for Japan, the Travel SIM does not need you to call an operator to activate it. You will simply have to remove it from the packaging and insert it into your unlocked smartphone. Immediately the mobile data of your Travel SIM will be activated and you will have to configure the APN only in case your device requests it. Keep calm, if you do not know how to do it, you will find an explanatory guide inside the SIM card package.

You can buy this prepaid SIM card for Japan for ¥4000 (approximately $35.55) in some airports and stores such as Yodobashi Camera, BIC Camera or Yamada Denki.


Japan SIM Card For All Your Needs

best japan sim card from simoptions
When ordering with SimOptions, it is super simple to use mobile internet in Japan. You can receive your SIM card directly at your home before departure or at your accommodation in Japan.

Plug’N’Play SIM Card for Japan

the 3-in-1 sim card for japan
After receiving your Japan SIM Card, you can simply remove the SIM Card from the package. Depending on the phone model you use (Android / iPhone), you can insert it as normal SIM, Micro SIM or Nano SIM.

How to open the SIM Card slot of a Smartphone?

how to open sim card slot for sim card japan
When inserting a SIM Card, use a pin or needle to open the SIM slot of your smartphone.

How to insert your SIM Card for Japan?

how to insert japan sim card
Insert your SIM Card for Japan from SimOptions and enjoy a fast & stable mobile connection all over Japan without any additional roaming charges or other hidden costs.

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