Japan eSIM — reviews & details
Japan 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Thomas T.
Singapore · Jul 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Will use eSIM TopUp for my next trip for sure.
Priya
GotoeSIM Support
· 1 year ago Thank you for the kind words, Thomas! Great to know the setup was quick and easy. Come back anytime! — Priya, eSIM TopUp Support
Louis N.
New Zealand · Jul 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Louis! Thrilled it made staying connected effortless. We're here whenever you travel again. — Ken, eSIM TopUp Support
Olivia L.
Japan · Jul 2025
Used this on my trip and it worked perfectly. Coverage was strong even outside the city.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Olivia! Love that you were online the moment you landed in Japan. — Omar
Mateo V.
Portugal · Jul 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Telling my friends about this.
Diego
GotoeSIM Support
· 1 year ago Cheers, Mateo! So pleased it saved you from roaming bills. — Diego
Elena V.
Portugal · Jul 2025
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Elena! Thrilled it made staying connected effortless. Come back anytime! – Ingrid, eSIM TopUp Support
Budi T.
Sweden · Jul 2025
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Sara, eSIM TopUp Support
Mateo N.
Spain · Jul 2025
Installed in minutes by scanning the QR code in Japan. Coverage was strong even outside the city. Would definitely buy again.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Mateo! So pleased it saved you from roaming bills. — Omar, eSIM TopUp Support
Louis F.
Turkey · Jul 2025
Decent speeds, though slower than I expected in a few spots. Topping up was straightforward when I needed more.
Sophie
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Louis. 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. – Sophie 💜
Anna F.
Thailand · Jul 2025
Connected the moment I landed. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 1 year ago So glad to hear this, Anna! Love that you were online the moment you landed in Japan. — Sophie, eSIM TopUp Support
Min-jun P.
Canada · Jul 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived.
David
GotoeSIM Support
· 1 year ago Thank you so much, Min-jun! Great to know the setup was quick and easy. Wishing you many more connected adventures! — David
Viktor L.
Turkey · Jul 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived. Five stars from me.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Viktor! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Yuki, eSIM TopUp Support
Noah K.
Saudi Arabia · Jul 2025
Installed in minutes by scanning the QR code in Japan. The QR code arrived instantly by email.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Noah! Delighted the speeds worked well for you. Enjoy your journeys! — Sophie
Fatima T.
UAE · Jul 2025
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 1 year ago Cheers, Fatima! Wonderful to hear it worked smoothly in Japan. — Diego
Giulia D.
Malaysia · Jul 2025
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Giulia! Wonderful to hear it worked smoothly in Japan. – Ken 💜
Wei H.
Switzerland · Jul 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Great experience overall.
Anna
GotoeSIM Support
· 1 year ago Thank you so much, Wei! Thrilled it made staying connected effortless. Enjoy your journeys! — Anna, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days plan costs $4.05 for 5 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
Andre K. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Sophia K. · 1 month ago
Does this work on an iPhone 13?
Emma T. · 2 months ago
Do I need to install it before I travel or after I arrive?
Marco B. · 3 months ago
Can I use this for hotspot/tethering?
Nguyen K. · 5 months ago
Thanks, installed with no problems on my Samsung.
Grace H. · 5 months ago
Does the validity start on purchase or on first use?
Ethan B. · 6 months ago
Great guide, the setup steps were really helpful.
Grace C. · 7 months ago
Can I use it in nearby countries too?
Camila P. · 8 months ago
Is roaming charged extra or is it all included?
Giulia M. · 9 months ago
Which networks does this connect to?
Fatima T. · 9 months ago
Will this keep my WhatsApp active with my home number?
Haruto H. · 1 year ago
How do I check how much data I have left?