Japan eSIM — reviews & details
Japan 500MB/Day · 500 MB/day · 1 days
151 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Pablo C.
Turkey · Feb 2026
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Tom
GotoeSIM Support
· 6 months ago So glad to hear this, Pablo! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Tom, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 500MB/Day plan costs $0.80 for 500 MB/day over 1 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the GotoeSIM app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Camila L. · 2 months ago
How long does the QR code take to arrive after payment?
It's immediate, Camila! The QR code is delivered the moment your payment goes through. – Sara 💜
Budi M. · 2 months ago
Is roaming charged extra or is it all included?
No surprise fees, Budi! Roaming is part of the plan and never billed separately. — Yuki
Viktor H. · 3 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Viktor. — David
Thomas F. · 5 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Thomas! We're always here if you need anything. — Omar
Louis F. · 5 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Louis — it switches on when you land. — Tom, GotoeSIM Support
Sven V. · 5 months ago
Which networks does this connect to?
You'll be on top local networks, Sven — full details are on the plan page under Coverage. – Diego, GotoeSIM Support
Thomas M. · 5 months ago
Will this keep my WhatsApp active with my home number?
Yes Thomas, WhatsApp keeps working with your home number — the eSIM only carries data. – Grace 💜
Sofia V. · 7 months ago
Can I use it in nearby countries too?
For nearby countries, Sofia, a regional plan may suit you better — happy to help you pick. – Grace 💜
Ingrid H. · 8 months ago
Does this work on an iPhone 13?
Absolutely, Ingrid! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Mark, GotoeSIM Support
Sri M. · 8 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Sri, so buying early is totally fine. – Mark, GotoeSIM Support
Mohammed H. · 10 months ago
Is 5G supported or just 4G?
5G is available where covered, Mohammed — you'll always get the best speed on offer. — Ken, GotoeSIM Support
Lucia K. · 1 year ago
Can I use this for hotspot/tethering?
Yes Lucia, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Priya 💜