Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Linh N.
Thailand · Jun 2025
Super easy to set up before I flew out. Coverage was strong even outside the city. Five stars from me.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Linh! So pleased it saved you from roaming bills. Come back anytime! — Yuki
Beatriz K.
Ireland · Jun 2025
Installed in minutes by scanning the QR code. Customer support answered my question quickly. Five stars from me.
Diego
GotoeSIM Support
· 1 year ago Cheers, Beatriz! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Diego, eSIM TopUp Support
Priya P.
Vietnam · Jun 2025
Decent speeds, though slower than I expected in a few spots.
Omar
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Priya. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. – Omar, eSIM TopUp Support
Olivia V.
South Korea · Jun 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. A must-have for international travel.
Tom
GotoeSIM Support
· 1 year ago Thanks for sharing, Olivia! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Tom 💜
Pablo G.
Japan · Jun 2025
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Zero regrets.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Pablo! Love that you were online the moment you landed in Japan. Come back anytime! – Ingrid, eSIM TopUp Support
Viktor N.
Germany · Jun 2025
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Tom
GotoeSIM Support
· 1 year ago So sorry to hear this, Viktor. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Tom, eSIM TopUp Support
Nguyen V.
South Korea · Jun 2025
Did the job without any drama. Customer support answered my question quickly. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Nguyen! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Priya, eSIM TopUp Support
Budi N.
Germany · Jun 2025
Great value compared to roaming charges in Japan. Data lasted the whole trip with room to spare. Great experience overall.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Omar
Camila N.
Turkey · Jun 2025
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Great experience overall.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Camila! Thrilled it made staying connected effortless. – Grace, eSIM TopUp Support
Elena P.
Philippines · Jun 2025
Super easy to set up before I flew out. Activation was automatic when I arrived. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Elena! Delighted the speeds worked well for you. We're here whenever you travel again. – Ingrid 💜
Haruto K.
Italy · Jun 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Five stars from me.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Haruto! Delighted the speeds worked well for you. Come back anytime! — Mark
Somchai N.
Brazil · Jun 2025
Good coverage in the city, a bit patchy in remote areas. Customer support answered my question quickly.
Yuki
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Somchai. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Yuki, eSIM TopUp Support
Max S.
Japan · Jun 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Diego
GotoeSIM Support
· 1 year ago Thanks a lot, Max! Great to know the setup was quick and easy. – Diego, eSIM TopUp Support
Liam W.
Japan · Jun 2025
Good coverage in the city, a bit patchy in remote areas. Topping up was straightforward when I needed more.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for taking the time, Liam. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Ingrid 💜
Pablo H.
New Zealand · Jun 2025
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 1 year ago Thanks a lot, Pablo! Great to know the setup was quick and easy. Come back anytime! — Diego
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (nonhkip) plan costs $4.43 for 3 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
Ethan G. · 1 month ago
Do I need to install it before I travel or after I arrive?
Mateo F. · 1 month ago
Great guide, the setup steps were really helpful.
Sven L. · 3 months ago
Is roaming charged extra or is it all included?
Ravi C. · 6 months ago
How do I check how much data I have left?
Fatima K. · 6 months ago
Does this work on an iPhone 13?
Camila L. · 7 months ago
Which networks does this connect to?
Thomas D. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Wei R. · 8 months ago
Does the validity start on purchase or on first use?
Mei W. · 8 months ago
Is 5G supported or just 4G?
Emma L. · 9 months ago
Can I use it in nearby countries too?
Haruto M. · 10 months ago
Thanks, installed with no problems on my Samsung.
Lucia S. · 11 months ago
Can I use this for hotspot/tethering?