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
Ananya R.
United States · Apr 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.
Laura
GotoeSIM Support
· 1 year ago Cheers, Ananya! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Laura
Ji-woo G.
Thailand · Apr 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. A must-have for international travel.
Mark
GotoeSIM Support
· 1 year ago Thanks for sharing, Ji-woo! Love that you were online the moment you landed in Japan. – Mark 💜
Hugo M.
Switzerland · Apr 2025
Connected the moment I landed. Streaming and video calls worked without buffering. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Hugo! So pleased it saved you from roaming bills. – Laura 💜
Ravi S.
Turkey · Apr 2025
Connected the moment I landed. Speeds were solid for maps, messaging and browsing.
Emma
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Emma 💜
Ravi W.
India · Apr 2025
Did the job without any drama in Japan. Streaming and video calls worked without buffering. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ravi! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — James, eSIM TopUp Support
Somchai G.
Japan · Apr 2025
Installed in minutes by scanning the QR code. 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 Thank you so much, Somchai! Thrilled it made staying connected effortless. We're here whenever you travel again. – Diego 💜
Emma G.
Sweden · Apr 2025
No more hunting for a SIM card kiosk on arrival in Japan. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 1 year ago Really appreciate this, Emma! Delighted the speeds worked well for you. – Ken 💜
Nguyen N.
India · Mar 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 year ago Thanks for sharing, Nguyen! Delighted the speeds worked well for you. We're here whenever you travel again. – Tom 💜
Sarah L.
Ireland · Mar 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Sarah! Great to know the setup was quick and easy. — Ken
Priya V.
Mexico · Mar 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived in Japan.
Anna
GotoeSIM Support
· 1 year ago Thank you for the kind words, Priya! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Anna, eSIM TopUp Support
Diego G.
Vietnam · Mar 2025
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Diego! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Anna 💜
Kenji C.
India · Mar 2025
Exactly what I needed for travelling. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Kenji! Love that you were online the moment you landed in Japan. – Laura 💜
Elena B.
Singapore · Mar 2025
Honestly better than buying a local SIM at the airport in Japan. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Elena! Wonderful to hear it worked smoothly in Japan. — Ken, eSIM TopUp Support
Ethan C.
Japan · Mar 2025
Solid overall, just wish there was a bit more data for the price. Signal held up well on trains and in rural areas.
David
GotoeSIM Support
· 1 year ago Apologies for the trouble, Ethan. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – David 💜
Haruto V.
Germany · Mar 2025
Good coverage in the city, a bit patchy in remote areas.
James
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Haruto. 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. – James, 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?