TL;DR: Best eSIMs for Tokyo in 2025
No matter if you’re working from a 24-hour coworking space in Shibuya, pass through Tokyo Station, or uploading reels from an izakaya in Golden Gai, having reliable data is essential for your Tokyo 2025 trip. With an eSIM, you can land in Japan ready to go. No plastic SIM cards, no queues at SIM kiosks needed.
What you should know:
✅ Install before your flight and activate when you arrive
✅ Avoid roaming fees and local SIM confusion
✅ Most plans cost €5–15 per week
✅ Works across central Tokyo and suburbs as well as all over Japan
✅ Easily manage or top up via app or browser
We tested multiple providers (Ubigi, Saily, and eSIM4Travel) and found that each of them is best for specific requirements. Keep reading for the details.
Why use an eSIM in Tokyo?
From high-tech vending machines to ancient shrines tucked between skyscrapers, Tokyo is full of surprises. But not being connected shouldn’t be one of them. Whether you're booking a Shinkansen, translating menus, or hotspotting for a Zoom call, data is essential.
eSIMs give you:
✅ Instant access without visiting a store
✅ No physical SIM card swaps
✅ Coverage in metro areas, suburbs, and even the train tunnels
✅ Easy plan switching if needed
What is an eSIM?
An eSIM (embedded SIM) is a digital version of a traditional SIM card. You install a virtual profile from your provider, no plastic, no shipping, no waiting. If your phone supports it, all you need is a QR code or app.
Best eSIM providers for Tokyo
1. Ubigi: Best for fast setup and reliable speed
Ubigi is our favorite for Tokyo. Setup is quick, plans are clearly structured, and the “Smart Activation” feature means your plan doesn’t start until you’re in Japan, preventing wasted data days.
Why Ubigi works well in Tokyo:
- QR code or in-app setup in minutes
- Smart Start: activate only when connected to a Japanese network
- Great speeds (expect around 180–220 Mbps in Tokyo)
- Clean app UI with usage tracking & expiry timer
- Hotspotting your laptop (great for digital nomads)
- Data plans: starting from $3.5 for 1GB to unlimited plans
2. Saily: Best for security
Saily is built by the team behind NordVPN. It’s secure, fast, and has excellent in-app UX. Perfect if you’re handling sensitive data and want to avoid public Wi-Fi networks in cafés or coworking spaces.
Why Saily is a solid Tokyo choice:
- Built-in ad blocker and encrypted browsing
- Easy top-up system inside the app
- Coverage across Tokyo and Japan
- Great live chat support
👉 Get 5% off NOMADWISE5 on your first Saily plan
3. eSIM4Travel: Best price for light users
If you’re a budget traveler or just want simple connectivity for Google Maps, emails, and basic browsing, eSIM4Travel is an excellent no-frills option.
Why we recommend eSIM4Travel:
- Low-cost plans: from under $3
- Setup via their website (no app required)
- Solid coverage in Tokyo’s districts and subway
- Helpful support if anything goes wrong
👉 See all eSIM4Travel plans here
Want More Options?
We maintain a full directory of eSIM providers that work in Japan. Perfect if you want to explore all your options.
👉 Browse all Japan eSIM providers here
How to choose the right eSIM for your UK trip
- Phone compatibility: iPhones XR+, newer Androids, and Pixels generally support eSIM
- Data needs: 3–5GB/week is plenty for emails, social media, and maps. If you want to hotspot for work, you might need more
- Visiting other countries too? Consider a region-wide or global plan from Ubigi or Saily
- Support matters: Choose a provider that offers live chat or detailed help articles
How to Set Up an eSIM for Tokyo (Step-by-Step)
1. Check if your phone supports eSIM
Go to:
- iPhone: Settings → Mobile Data → Add eSIM
- Android (Pixel/Samsung): Settings → Network & Internet → SIMs → Add eSIM
If those settings are available, your phone supports eSIMs.
2. Choose your provider and purchase a plan
- Ubigi: Ideal for remote workers
- Saily: Great if you're security-conscious
- eSIM4Travel: Best for budget and simple use
3. Receive your QR code or download the eSIM via app
- Ubigi and Saily offer both QR and in-app install
- eSIM4Travel sends a QR code to your email
4. Install the eSIM
- Open your phone’s camera or manually enter the activation code
- Follow the on-screen setup instructions
- Most installations take 2–5 minutes
5. Activate it once you arrive in Tokyo
- Only turn on the eSIM once your plane lands
- Most plans auto-activate when connected to a Japanese network
6. Test your connection
- Open a browser or map app to make sure everything’s working
- Stay in the Wi-Fi network until everything works
- Enable roaming for your eSIM (you won’t be charged extra)
FAQ: eSIMs in Tokyo
Do eSIMs work underground or on the Tokyo Metro?
Yes. Most of the time you will stay connected, even inside metro stations and on trains.
Are eSIMs available at Tokyo airports?
You can find physical SIMs at Narita or Haneda, but they’re often more expensive. With an eSIM, you're ready the moment you land for the best available prices.
How much does an eSIM cost?
Most plans range from ($3.50–$16) depending on the data. Some providers offer regional plans that include Japan and nearby countries.
- Use code NOMADWISE for 10% off your first Ubigi plan
- Use code NOMADWISE5 for 5% off your first Saily plan
Can I use eSIMs for calls and texts?
Most eSIMs are data-only. Use LINE, WhatsApp, FaceTime, or Telegram for calling and messaging over the internet.
Can I install multiple eSIMs on my phone?
Yes. Most newer phones let you store multiple eSIM profiles and switch between them. Only one eSIM can be active at a time (unless your phone supports dual-eSIM).
What happens if I run out of data?
You can top up or buy another plan from your provider's app or dashboard. Most let you extend the same plan without reinstalling.
Is it possible to get help if my eSIM doesn’t work?
Yes. Providers have support teams that often answer within minutes. Make sure to stay connected to the Wi-Fi while setting up your eSIM so you’ll be able to contact the support team.
Summary: Best eSIMs for Tokyo
No matter where you’re headed, from the Shibuya Crossing to a quiet temple in Yanaka, having fast and reliable data helps you get the most out of your trip.
- Need high speeds and easy setup? → Go with Ubigi (10% off with code NOMADWISE)
- Concerned about public Wi-Fi security? → Try Saily (5% off with code NOMADWISE5)
- On a budget? → Choose eSIM4Travel
👉 Compare all Tokyo compatible eSIMs providers here
