Japan eSIM — reviews & details
Japan 20GB 30Days · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Nguyen H.
Singapore · Apr 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Nguyen! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Diego, eSIM TopUp Support
Ethan C.
Netherlands · Apr 2025
Solid overall, just wish there was a bit more data for the price.
Priya
GotoeSIM Support
· 1 year ago Apologies for the trouble, Ethan. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. – Priya 💜
Liam V.
Vietnam · Apr 2025
Super easy to set up before I flew out. Coverage was strong even outside the city. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 1 year ago So glad to hear this, Liam! Great to know the setup was quick and easy. — Sophie
Wei F.
Mexico · Apr 2025
Super easy to set up before I flew out. Customer support answered my question quickly. Would definitely buy again.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Wei! Great to know the setup was quick and easy. Come back anytime! — Ingrid, eSIM TopUp Support
Elena R.
United States · Apr 2025
Saved me a fortune on my holiday. Activation was automatic when I arrived in Japan. Great experience overall.
Grace
GotoeSIM Support
· 1 year ago Cheers, Elena! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Grace, eSIM TopUp Support
Sri V.
Ireland · Apr 2025
Install took me two tries but was fine after that.
Mark
GotoeSIM Support
· 1 year ago Thank you for taking the time, Sri. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Mark, eSIM TopUp Support
Ravi S.
France · Mar 2025
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! Great to know the setup was quick and easy. Come back anytime! — Diego, eSIM TopUp Support
Mateo G.
France · Mar 2025
Used this on my trip and it worked perfectly in Japan. Coverage was strong even outside the city.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Mateo! Great to know the setup was quick and easy. — Sophie, eSIM TopUp Support
Zoe H.
Ireland · Mar 2025
Did the job without any drama. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Zoe! Thrilled it made staying connected effortless. – Mark, eSIM TopUp Support
Lea V.
Egypt · Mar 2025
Worked fine but took a little while to connect at first. Activation was automatic when I arrived.
Yuki
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Lea. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. – Yuki 💜
Min-jun S.
New Zealand · Mar 2025
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Five stars from me.
Sophie
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! So pleased it saved you from roaming bills. – Sophie 💜
Priya S.
Sweden · Mar 2025
Great value compared to roaming charges in Japan. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Priya! Thrilled it made staying connected effortless. – Omar, eSIM TopUp Support
Liam W.
Australia · Mar 2025
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Liam! Delighted the speeds worked well for you. Enjoy your journeys! – Tom 💜
Emma K.
Singapore · Mar 2025
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Would definitely buy again.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Emma! So pleased it saved you from roaming bills. — Omar, eSIM TopUp Support
Ethan N.
Australia · Mar 2025
Saved me a fortune on my holiday. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Mark
GotoeSIM Support
· 1 year ago Thank you so much, Ethan! So happy the Japan eSIM kept you connected. – Mark 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days plan costs $12.30 for 20 GB over 30 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 eSIM TopUp 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
Arjun V. · 4 days ago
Is 5G supported or just 4G?
Beatriz R. · 3 weeks ago
Great guide, the setup steps were really helpful.
Noah F. · 2 months ago
Will this keep my WhatsApp active with my home number?
Lucia B. · 3 months ago
Which networks does this connect to?
Katya K. · 3 months ago
Is roaming charged extra or is it all included?
Ethan L. · 5 months ago
Do I need to install it before I travel or after I arrive?
Ava G. · 5 months ago
Does this work on an iPhone 13?
Hugo B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Wei L. · 9 months ago
Can I use this for hotspot/tethering?
Emma V. · 10 months ago
Does the validity start on purchase or on first use?
Liam P. · 1 year ago
Can I use it in nearby countries too?
Louis H. · 1 year ago
Can I top up the same eSIM instead of buying a new one?