Japan
This page covers the connectivity picture for Japan: the mobile networks in use, the cities most travellers visit, and airport coverage. For plan-by-plan pricing, see the best eSIM for Japan comparison.
Mobile networks in Japan
| Network | Technologies listed |
|---|---|
| NTT Docomo | 4G, 5G |
| KDDI au | 4G, 5G |
| SoftBank | 4G, 5G |
| Rakuten Mobile | 4G, 5G |
Major cities and areas
- Tokyo
- Osaka
- Kyoto
- Sapporo
- Fukuoka
- Nagoya
- Hiroshima
Airport connectivity
- Narita International Airport (NRT), Tokyo
- Haneda Airport (HND), Tokyo
- Kansai International Airport (KIX), Osaka
Travel notes
- Japan has excellent urban coverage and fast data networks.
- Some budget plans are data-only, which matters if you need a Japanese phone number.
- Rural and mountainous areas can have narrower coverage.
Providers with Japan plans
Asia spans some of the world's best-connected mobile markets and some of its most remote islands. A regional or local eSIM avoids roaming fees while keeping you on fast local networks. Browse all eSIM destinations.
Travel eSIM guides
- SetupHow to Install an eSIMA step-by-step walkthrough of installing a travel eSIM by QR code or manually, plus how to switch it on when you arrive.
- DevicesHow to Use an eSIM on iPhoneHow eSIM works on iPhone, which models support it, and how to add, label and manage travel eSIMs in Settings.
- DevicesHow to Use an eSIM on AndroidA device-agnostic Android eSIM guide covering compatibility checks, QR installation and dual-SIM data settings.