Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Ji-woo C.
United Kingdom · Nov 2025
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Great experience overall.
Ingrid
GotoeSIM Support
· 9 months ago So glad to hear this, Ji-woo! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Ingrid, eSIM TopUp Support
Thomas C.
Brazil · Nov 2025
Connected the moment I landed. The QR code arrived instantly by email. Highly recommend for any traveller.
Emma
GotoeSIM Support
· 9 months ago Cheers, Thomas! Thrilled it made staying connected effortless. – Emma 💜
Zoe P.
Mexico · Nov 2025
Great value compared to roaming charges. I kept my normal number for calls while using this for data.
Mark
GotoeSIM Support
· 9 months ago Cheers, Zoe! Thrilled it made staying connected effortless. Come back anytime! — Mark, eSIM TopUp Support
Daniel T.
Indonesia · Nov 2025
Super easy to set up before I flew out. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 9 months ago Thanks for sharing, Daniel! Great to know the setup was quick and easy. Come back anytime! – Mark, eSIM TopUp Support
Isabella H.
Thailand · Nov 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. Would definitely buy again.
Sara
GotoeSIM Support
· 9 months ago Really appreciate this, Isabella! Delighted the speeds worked well for you. – Sara 💜
Priya L.
Japan · Nov 2025
Saved me a fortune on my holiday in Japan. Customer support answered my question quickly.
Tom
GotoeSIM Support
· 9 months ago Thank you for the kind words, Priya! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Tom 💜
Emma K.
India · Nov 2025
Decent speeds, though slower than I expected in a few spots.
Sophie
GotoeSIM Support
· 9 months ago Appreciate you sharing this, Emma. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Sophie, eSIM TopUp Support
Min-jun G.
United Kingdom · Nov 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Yuki
GotoeSIM Support
· 9 months ago Really appreciate this, Min-jun! Thrilled it made staying connected effortless. We're here whenever you travel again. — Yuki
Arjun R.
Sweden · Nov 2025
Installed in minutes by scanning the QR code. Activation was automatic when I arrived. Great experience overall.
Omar
GotoeSIM Support
· 9 months ago Thank you so much, Arjun! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Omar, eSIM TopUp Support
Elena M.
Germany · Oct 2025
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Telling my friends about this.
Sophie
GotoeSIM Support
· 9 months ago Thank you so much, Elena! Thrilled it made staying connected effortless. Come back anytime! – Sophie 💜
Ethan F.
Philippines · Oct 2025
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Great experience overall.
Sophie
GotoeSIM Support
· 9 months ago So glad to hear this, Ethan! Thrilled it made staying connected effortless. — Sophie
Carlos B.
Singapore · Oct 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Great experience overall.
Ken
GotoeSIM Support
· 9 months ago Cheers, Carlos! Delighted the speeds worked well for you. We're here whenever you travel again. – Ken 💜
Viktor B.
Japan · Oct 2025
Super easy to set up before I flew out. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 9 months ago So glad to hear this, Viktor! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Mark
Camila H.
Germany · Oct 2025
Saved me a fortune on my holiday in Japan. Coverage was strong even outside the city. Would definitely buy again.
Grace
GotoeSIM Support
· 9 months ago Thanks a lot, Camila! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Grace, eSIM TopUp Support
Kenji P.
France · Oct 2025
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 9 months ago Cheers, Kenji! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Ingrid, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (IIJ) plan costs $2.70 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
Pablo L. · 2 weeks ago
How long does the QR code take to arrive after payment?
Priya H. · 1 month ago
How do I check how much data I have left?
Mateo M. · 2 months ago
Will this keep my WhatsApp active with my home number?
Giulia H. · 3 months ago
Does this work on an iPhone 13?
Omar H. · 5 months ago
Is roaming charged extra or is it all included?
Ingrid F. · 6 months ago
Thanks, installed with no problems on my Samsung.
Haruto V. · 6 months ago
Can I use it in nearby countries too?
Noah D. · 7 months ago
Can I use this for hotspot/tethering?
James S. · 7 months ago
Do I need to install it before I travel or after I arrive?
Katya W. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Noah V. · 8 months ago
Does the validity start on purchase or on first use?
Liam V. · 10 months ago
Which networks does this connect to?