Use your phone in Japan like at home.
Travelling from the UK to Japan? Install your prepaid Japan eSIM before departure and get online shortly after landing for Google Maps, translation apps, Navitime route planning, train bookings and real-time transit updates across Tokyo, Osaka, Kyoto and beyond.
Set up your Japan eSIM before leaving the UK so you can connect shortly after arriving at Haneda, Narita or Kansai airports. Skip airport Wi-Fi rental counters, avoid tourist SIM shop queues and start using maps, transport apps and hotel booking details as soon as your trip begins.
Stay connected on Shinkansen journeys, inside busy Tokyo subway stations and around Kyoto’s historic districts. Use your eSIM for Google Maps, Navitime route planning, hotel check-ins, SmartEX train bookings, Apple Pay and Suica top-ups, and live translation while travelling across Japan.
Whether you're navigating Osaka’s shopping districts, planning day trips from Kyoto, exploring Tokyo neighbourhoods or transferring between airports and hotels, your eSIM keeps essential travel apps available throughout your journey.
Buy online, receive your eSIM QR code by email within minutes and install it on your compatible device before your flight. Once you arrive in Japan, simply enable your eSIM line and data roaming to get online.
Choose the data allowance and duration that matches your itinerary. Pay upfront in GBP with no unexpected UK roaming charges and no daily travel passes. Keep your original UK SIM active for calls, texts and important 2FA verification messages while using your eSIM for travel data.
A clear side-by-side comparison to show how our travel eSIM experience differs from a local SIM or a basic limited-data eSIM.
If your eSIM cannot connect to a supported local network and has not been heavily used, contact support within 14 days of purchase and we’ll review the issue.
Clear answers about buying, installing and using a Japan eSIM before travelling from the UK.
Yes. You can buy your Japan eSIM before leaving the UK, install it while you still have stable Wi-Fi, and start using mobile data when you arrive in Japan.
Yes. It is usually best to install your eSIM before departure using home Wi-Fi or airport Wi-Fi. In most cases, you should only start using the plan when you arrive, so your data validity is used during the trip.
Yes. On most dual-SIM phones, you can use the Japan eSIM for mobile data while keeping your UK SIM active for calls, texts, WhatsApp, banking messages or verification codes.
For many UK travellers, a prepaid Japan eSIM is easier to control than roaming. You know the data allowance and price before you travel, instead of relying on daily roaming passes or pay-as-you-go data rates from your UK network.
The Japan eSIM is designed for travel use in common tourist areas, cities and transport routes. Coverage and speed depend on the local mobile network and the places you visit.
Yes. You can use mobile data for Google Maps, WhatsApp, iMessage, email, translation, transport apps, hotel check-ins, ride apps and general browsing while travelling in Japan.
Most travel eSIM plans are data-only. You can still use internet-based services such as WhatsApp, iMessage, FaceTime, Messenger, email, maps and translation apps using mobile data.
Your phone must support eSIM and be network-unlocked. Many recent iPhone, Samsung Galaxy, Google Pixel and flagship Android models support eSIM. Check your phone settings for “Add eSIM” or “Add mobile plan” before buying.