When you land in Japan, you’ll need a way to stay connected. Without a reliable connection, it can be tough to navigate the train system, find your hotel, or even use a map. The problem is, Japan doesn’t have a lot of free WiFi. So, how do you get online without a lot of stress?

Getting a SIM card at Narita Airport is the easiest and fastest way to get connected right away. But with so many options, how do you know which one is right for you? This guide helps you compare the best SIM cards at Narita Airport so you can choose the right one for your trip.

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TL; DR

Need the quickest, most stable data in Japan? Pick a local Japanese eSIM—it connects straight to domestic networks, keeps latency low, and gives you English-language help based in Japan. Hopping through several countries? A global eSIM covers many destinations but often routes traffic through hubs such as Hong Kong or Singapore, so pages may load more slowly in Japan. Sakura Mobile’s travel eSIM rides on the docomo network and includes English support in Japan plus express backup shipping of a physical SIM or Pocket WiFi in Japan.

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Heading to Japan soon?

You’ll want smooth internet access for apps like WhatsApp, Google Maps, Google Translate, and Instagram – no hassle.

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Planning to land at Haneda Airport for your trip to Japan? One of the first things you’ll need is a reliable SIM to stay connected.

But with so many options available, how do you know which SIM card to choose?

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Traveling to Japan? Skip the SIM card line and get connected instantly with a Japan eSIM. With just a few taps, you can activate mobile data before you even leave the airport—no physical SIM, no kiosk hassle, and full English support. 

This guide will show you exactly how to buy eSIM for Japan, choose the right plan, and get set up in minutes—perfect for short-term visitors, digital nomads, and tourists alike. 

Want fast, reliable internet as soon as you land? Let’s get you connected—quickly, affordably, and stress-free.

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With more travelers turning to eSIMs to stay connected in Japan, there’s also a growing number of eSIM plans claiming to offer “unlimited” data. But what does unlimited really mean?

In many cases, unlimited plans come with hidden limits, like daily data caps.

In this guide, we’ll break down the differences between eSIMs with FUP (daily caps) and truly unlimited data eSIMs, helping you find the right option for your needs.

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*Updated on May 19, 2025.

Your flight’s booked, your itinerary’s set, and Japan is just around the corner! But before you dive into all the exciting experiences, one thing you’ll need is a reliable way to stay connected. With eSIM technology now widely available, staying online in Japan has never been easier. Whether you’re using a Japan SIM card or an eSIM, this guide will help you figure out the best option for your iPhone, so you can stay connected throughout your trip.

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Living in Japan and need a Japanese phone number? Whether you’re new to Japan or already using LINEMO, this guide will break down its data plan options and help you decide if it’s the right choice for you.

While LINEMO provides some of the most affordable plans, it might not offer enough data for your typical uses.

We’ll also introduce Sakura Mobile as another affordable alternative, offering SIM cards packed with more data to suit your needs.

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Looking for a flexible, budget-friendly phone plan in Japan? 💵🤔 You might be interested in povo, au’s customizable mobile plan that is designed to let you pay only for what you need.

With no base monthly fee and an array of data toppings, povo is perfect for users who value freedom and affordability. But is it the right fit for you?

In this blog, we’ll explain everything you need to know about povo—its features, advantages, drawbacks, and how it compares to other carriers.

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Planning a vacation to Japan? Thinking about using Mint Mobile in Japan? You’re in luck! (Sort of.) Mint Mobile might be your data provider, and you’re wondering if they have an international plan and if this plan is the right choice for you. Mint Mobile offers Minternational passes that you can use in Japan, but they might not provide enough data in these passes.

Here we’ll break down using Mint Mobile in Japan and introduce a more data-filled and affordable alternative: prepaid SIM cards from Sakura Mobile.

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