Japan eSIM — reviews & details
Japan 3GB 15Days (IIJ) · 3 GB · 15 days
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Coverage & networks
- Japan NTT docomo 5G
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (IIJ) plan costs $2.89 for 3 GB over 15 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
Noah G. · 2 weeks ago
Which networks does this connect to?
Mei T. · 2 weeks ago
Does the validity start on purchase or on first use?
Emma C. · 1 month ago
Great guide, the setup steps were really helpful.
Thanks so much, Emma — really glad the setup steps made things easy! If you need a hand once you land in Japan, just reach out. Enjoy your trip! – Priya, GotoeSIM Support
Elena V. · 3 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Elena! Add it via SIM manager and you're set. — Sophie, GotoeSIM Support
Olivia T. · 3 months ago
Which networks does this connect to?
You'll be on top local networks, Olivia — full details are on the plan page under Coverage. – James 💜
Linh F. · 4 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Linh — it switches on when you land. — Ken, GotoeSIM Support
Sofia G. · 4 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Sofia! Feel free to hotspot to your other devices. – Mark 💜
Linh C. · 4 months ago
Is roaming charged extra or is it all included?
No surprise fees, Linh! Roaming is part of the plan and never billed separately. — David
Somchai M. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Somchai, you can top up the same eSIM anytime — no need to buy a new one. — Emma, GotoeSIM Support
Zoe V. · 1 year ago
Will this keep my WhatsApp active with my home number?
Yes Zoe, WhatsApp keeps working with your home number — the eSIM only carries data. — Ingrid
Sophia S. · 1 year ago
How long does the QR code take to arrive after payment?
It's immediate, Sophia! The QR code is delivered the moment your payment goes through. – Grace 💜
Mohammed F. · 1 year ago
Great guide, the setup steps were really helpful.
Thanks Mohammed, that means a lot! Reach out anytime. — Anna, GotoeSIM Support
Katya C. · 1 year ago
Is 5G supported or just 4G?
5G is available where covered, Katya — you'll always get the best speed on offer. – Ken, GotoeSIM Support
Olivia K. · 1 year ago
Does this work on an iPhone 13?
Absolutely, Olivia! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Omar
Marco M. · 1 year ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Marco, so buying early is totally fine. — Laura