Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Sofia D.
Japan · Apr 2026
Exactly what I needed for travelling in Japan. Coverage was strong even outside the city.
James
GotoeSIM Support
· 3 months ago Thank you for the kind words, Sofia! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – James, eSIM TopUp Support
Olivia W.
Germany · Apr 2026
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
James
GotoeSIM Support
· 3 months ago Really appreciate this, Olivia! Great to know the setup was quick and easy. Enjoy your journeys! — James
Pablo L.
Singapore · Apr 2026
Exactly what I needed for travelling in Japan. Topping up was straightforward when I needed more. Five stars from me.
Diego
GotoeSIM Support
· 3 months ago Thank you so much, Pablo! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Diego, eSIM TopUp Support
Noah M.
India · Apr 2026
No more hunting for a SIM card kiosk on arrival in Japan. Coverage was strong even outside the city. A must-have for international travel.
David
GotoeSIM Support
· 3 months ago Really appreciate this, Noah! Thrilled it made staying connected effortless. – David 💜
Hugo R.
Saudi Arabia · Apr 2026
Did the job without any drama. Customer support answered my question quickly. Would definitely buy again.
Emma
GotoeSIM Support
· 3 months ago Really appreciate this, Hugo! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Emma
Isabella K.
Italy · Apr 2026
Exactly what I needed for travelling. I kept my normal number for calls while using this for data.
Tom
GotoeSIM Support
· 3 months ago Really appreciate this, Isabella! Delighted the speeds worked well for you. Come back anytime! — Tom
Nadia G.
Australia · Apr 2026
Worked fine but took a little while to connect at first. Speeds were solid for maps, messaging and browsing.
Laura
GotoeSIM Support
· 3 months ago Thank you for taking the time, Nadia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Laura 💜
Camila B.
Turkey · Apr 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Five stars from me.
Grace
GotoeSIM Support
· 3 months ago Thank you for the kind words, Camila! Great to know the setup was quick and easy. – Grace 💜
Hugo V.
Switzerland · Apr 2026
Worked fine but took a little while to connect at first.
Ingrid
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Hugo. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Ingrid, eSIM TopUp Support
Haruto S.
Australia · Apr 2026
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Five stars from me.
Mark
GotoeSIM Support
· 3 months ago Really appreciate this, Haruto! So pleased it saved you from roaming bills. We're here whenever you travel again. – Mark, eSIM TopUp Support
Wei B.
Sweden · Apr 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Zero regrets.
David
GotoeSIM Support
· 3 months ago Cheers, Wei! Love that you were online the moment you landed in Japan. Come back anytime! — David, eSIM TopUp Support
Viktor H.
India · Apr 2026
Great value compared to roaming charges. Coverage was strong even outside the city. Telling my friends about this.
Ken
GotoeSIM Support
· 3 months ago Thank you for the kind words, Viktor! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Ken 💜
Linh V.
Turkey · Apr 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Zero regrets.
David
GotoeSIM Support
· 3 months ago Really appreciate this, Linh! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — David
Katya H.
Vietnam · Apr 2026
Saved me a fortune on my holiday in Japan. Customer support answered my question quickly. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 4 months ago So glad to hear this, Katya! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Sara, eSIM TopUp Support
Lea L.
Portugal · Apr 2026
Great value compared to roaming charges in Japan. Ran hotspot to my laptop with no issues. Great experience overall.
Emma
GotoeSIM Support
· 4 months ago Cheers, Lea! Delighted the speeds worked well for you. — Emma, 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?