Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Isabella G.
Germany · May 2026
First time using an eSIM and it was painless. Speeds were solid for maps, messaging and browsing.
David
GotoeSIM Support
· 3 months ago Cheers, Isabella! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – David, eSIM TopUp Support
Aisha P.
Mexico · May 2026
No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple.
Ingrid
GotoeSIM Support
· 3 months ago Thanks a lot, Aisha! Delighted the speeds worked well for you. Enjoy your journeys! – Ingrid 💜
Omar B.
Singapore · May 2026
Saved me a fortune on my holiday. Customer support answered my question quickly. Zero regrets.
Tom
GotoeSIM Support
· 3 months ago Thanks for sharing, Omar! So pleased it saved you from roaming bills. Come back anytime! — Tom
Budi T.
Switzerland · May 2026
Did the job without any drama. Activation was automatic when I arrived. Telling my friends about this.
Yuki
GotoeSIM Support
· 3 months ago So glad to hear this, Budi! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Yuki, eSIM TopUp Support
Katya G.
Portugal · May 2026
Install took me two tries but was fine after that. Setup instructions in the app were clear and simple.
Sara
GotoeSIM Support
· 3 months ago Thank you for taking the time, Katya. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. — Sara, eSIM TopUp Support
Sophia V.
Sweden · May 2026
Connected the moment I landed. Topping up was straightforward when I needed more. Zero regrets.
Ken
GotoeSIM Support
· 3 months ago So glad to hear this, Sophia! So pleased it saved you from roaming bills. — Ken, eSIM TopUp Support
Omar G.
United States · May 2026
Install took me two tries but was fine after that. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 3 months ago We're really sorry, Omar. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Omar
Noah B.
Saudi Arabia · Apr 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Great experience overall.
Diego
GotoeSIM Support
· 3 months ago Thanks for sharing, Noah! So pleased it saved you from roaming bills. — Diego, eSIM TopUp Support
Carlos N.
Malaysia · Apr 2026
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Would definitely buy again.
Ingrid
GotoeSIM Support
· 3 months ago Thank you so much, Carlos! Thrilled it made staying connected effortless. Come back anytime! – Ingrid, eSIM TopUp Support
Beatriz G.
Sweden · Apr 2026
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Would definitely buy again.
Sophie
GotoeSIM Support
· 3 months ago Really appreciate this, Beatriz! So pleased it saved you from roaming bills. Enjoy your journeys! – Sophie 💜
Sven W.
Ireland · Apr 2026
Solid overall, just wish there was a bit more data for the price.
David
GotoeSIM Support
· 3 months ago We're really sorry, Sven. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. – David 💜
Katya C.
United Kingdom · Apr 2026
Good coverage in the city, a bit patchy in remote areas. Streaming and video calls worked without buffering.
Anna
GotoeSIM Support
· 3 months ago Thank you for taking the time, Katya. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Anna, eSIM TopUp Support
Ravi R.
Ireland · Apr 2026
First time using an eSIM and it was painless. Customer support answered my question quickly.
Omar
GotoeSIM Support
· 3 months ago Thanks a lot, Ravi! Great to know the setup was quick and easy. Enjoy your journeys! – Omar, eSIM TopUp Support
Marco B.
Singapore · Apr 2026
Connected the moment I landed. The QR code arrived instantly by email. Zero regrets.
Priya
GotoeSIM Support
· 3 months ago Thanks a lot, Marco! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Priya, eSIM TopUp Support
Haruto G.
Mexico · Apr 2026
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data.
Ingrid
GotoeSIM Support
· 3 months ago Really appreciate this, Haruto! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Ingrid, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 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 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
Aisha T. · 1 month ago
Thanks, installed with no problems on my Samsung.
Ananya P. · 1 month ago
Do I need to install it before I travel or after I arrive?
Haruto B. · 2 months ago
How long does the QR code take to arrive after payment?
Mei D. · 3 months ago
Is roaming charged extra or is it all included?
Arjun W. · 6 months ago
Can I use it in nearby countries too?
Fatima T. · 6 months ago
Will this keep my WhatsApp active with my home number?
Ethan S. · 6 months ago
Is 5G supported or just 4G?
Kenji M. · 11 months ago
Can I use this for hotspot/tethering?
James G. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Ava T. · 1 year ago
How do I check how much data I have left?
Ethan W. · 1 year ago
Does this work on an iPhone 13?
Max H. · 1 year ago
Which networks does this connect to?