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
Hugo V.
South Korea · Oct 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 10 months ago Really appreciate this, Hugo! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Ken, eSIM TopUp Support
Priya W.
United States · Oct 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
Yuki
GotoeSIM Support
· 10 months ago Really appreciate this, Priya! Wonderful to hear it worked smoothly in Japan. — Yuki
Hana K.
United Kingdom · Oct 2025
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 10 months ago Thanks for sharing, Hana! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Diego
Liam B.
Brazil · Oct 2025
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 10 months ago Thanks for sharing, Liam! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Omar
Chloe V.
South Korea · Oct 2025
Did the job without any drama. The QR code arrived instantly by email. Will use eSIM TopUp for my next trip for sure.
Anna
GotoeSIM Support
· 10 months ago Thank you so much, Chloe! So pleased it saved you from roaming bills. Enjoy your journeys! — Anna
Sven W.
Indonesia · Oct 2025
Honestly better than buying a local SIM at the airport in Japan. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 10 months ago Really appreciate this, Sven! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Ingrid
Beatriz B.
Thailand · Oct 2025
Great value compared to roaming charges. Customer support answered my question quickly. Telling my friends about this.
Ingrid
GotoeSIM Support
· 10 months ago Really appreciate this, Beatriz! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Ingrid
Ananya M.
Egypt · Oct 2025
Install took me two tries but was fine after that.
Anna
GotoeSIM Support
· 10 months ago Thanks for the honest feedback, Ananya. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Anna
Ravi V.
UAE · Oct 2025
Exactly what I needed for travelling in Japan. Setup instructions in the app were clear and simple.
Omar
GotoeSIM Support
· 10 months ago Thanks for sharing, Ravi! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Omar 💜
Omar L.
Singapore · Oct 2025
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Ken
GotoeSIM Support
· 10 months ago Thanks a lot, Omar! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Lucas T.
Philippines · Oct 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 10 months ago Thank you for the kind words, Lucas! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Yuki, eSIM TopUp Support
Fatima F.
South Korea · Oct 2025
Super easy to set up before I flew out. Data lasted the whole trip with room to spare. Telling my friends about this.
Priya
GotoeSIM Support
· 10 months ago Really appreciate this, Fatima! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Fatima P.
Japan · Oct 2025
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Five stars from me.
Grace
GotoeSIM Support
· 10 months ago So glad to hear this, Fatima! Love that you were online the moment you landed in Japan. – Grace, eSIM TopUp Support
Elena R.
UAE · Oct 2025
Solid overall, just wish there was a bit more data for the price.
Priya
GotoeSIM Support
· 10 months ago Appreciate you sharing this, Elena. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Priya
Ingrid D.
Netherlands · Oct 2025
Did the job without any drama in Japan. Data lasted the whole trip with room to spare.
Mark
GotoeSIM Support
· 10 months ago Thank you for the kind words, Ingrid! Delighted the speeds worked well for you. Come back anytime! — 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. · 5 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. · 11 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?