Japan eSIM
- Networks: NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
- 4G/LTE & 5G where available
- Data only · keep your number
Choose your Japan plan
All prices are one-time payments. Each plan says when its days start: when you install the eSIM, or when it first connects in Japan.
500 MB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$1.99
≈ $0.28 / day
1 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$2.99
≈ $0.43 / day
2 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$3.99
≈ $0.27 / day
3 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$5.99
≈ $0.20 / day
5 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$7.99
≈ $0.27 / day
10 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$13.99
≈ $0.47 / day
20 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$19.99
≈ $0.67 / day
50 GB
NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G]
$37.99
≈ $1.27 / day
50 GB
NTT docomo [5G]
$55.99
≈ $0.31 / day
Not sure how much you need? Use the data calculator
Regional plans that include Japan
Good value if your trip covers more than one country.
Your connection in Japan
Coverage
Best in cities, airports and along main roads
Signal can be weaker in remote, mountain and underground areas, as with any local network.
- NTT docomo5G
- Rakuten Mobile5G
- KDDI/au5G
- SoftBank5G
The fastest each network offers. What you get also depends on your plan and your phone; every plan page says which it supports.
Typical speeds
- Browsing & mapsGreat
- Video callsGreat
- HD streamingGreat
Travel essentials
- Capital
- Tokyo
- Currency
- Japanese yen (JPY)
- Language
- Japanese
- Power plugs
- Types A & B
- Trains and subways have good coverage, but phone calls in carriages are considered impolite.
- Carry cash, because some smaller restaurants don't accept cards.
Instant delivery
Your QR code is ready seconds after checkout.
2-minute install
Scan on Wi-Fi before you leave home.
Keep your SIM
Your number still receives calls and texts.
Hotspot friendly
Share data with your laptop or tablet.
Before you buy
- Your phone must support eSIM and be carrier-unlocked.
- Plans are data-only: call and message with WhatsApp, FaceTime or Telegram.
- Install on Wi-Fi before departure, then turn the eSIM on when you arrive.
- Enable data roaming for the travel eSIM once you're in Japan.
Japan eSIM questions
What is the best eSIM for Japan?
Pick a plan that covers your whole stay with some data to spare. We offer 78 Japan plans starting from $1.99, delivered instantly by email and in your account.
Which networks does the Japan eSIM use?
It connects to NTT docomo [5G], Rakuten Mobile [5G], KDDI/au [5G], SoftBank [5G], and your phone switches to the strongest available network automatically.
Can I install my Japan eSIM before I travel?
Yes, on the day you travel: install it on Wi-Fi before you leave. Some plans start counting when the eSIM is installed and others when it first connects in Japan, so installing on the day keeps all your days.
Do I get a phone number with the Japan eSIM?
No, it's data only. Call and message over WhatsApp, FaceTime or Telegram, and keep your regular SIM switched on to receive texts such as bank codes.
How much data do I need for a trip to Japan?
Most travellers use 0.5–1 GB per day for maps, messaging and social media. Streaming video uses much more. Our data calculator gives a personal estimate.
Comparing providers? Our honest guide to the best eSIM for Japan covers what to check and when someone else suits you better.