Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Ava V.
Vietnam · Dec 2024
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 1 year ago Thank you so much, Ava! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Emma, eSIM TopUp Support
Priya G.
Netherlands · Dec 2024
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Priya! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Hugo N.
Australia · Dec 2024
First time using an eSIM and it was painless in Japan. Coverage was strong even outside the city. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 1 year ago Thanks for sharing, Hugo! Great to know the setup was quick and easy. We're here whenever you travel again. — Ingrid, eSIM TopUp Support
Diego L.
Mexico · Dec 2024
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Diego! Wonderful to hear it worked smoothly in Japan. – James 💜
Thomas W.
India · Dec 2024
Great value compared to roaming charges. Activation was automatic when I arrived in Japan. Zero regrets.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Thomas! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Yuki, eSIM TopUp Support
Linh P.
Vietnam · Dec 2024
Did the job without any drama. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Linh! So pleased it saved you from roaming bills. — Laura
Elena C.
Mexico · Dec 2024
Did the job without any drama. The QR code arrived instantly by email. A must-have for international travel.
James
GotoeSIM Support
· 1 year ago Cheers, Elena! Great to know the setup was quick and easy. — James
Hugo R.
United States · Dec 2024
Great value compared to roaming charges in Japan. Streaming and video calls worked without buffering.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Hugo! Delighted the speeds worked well for you. — James
Diego L.
India · Dec 2024
Connected the moment I landed. Signal held up well on trains and in rural areas. A must-have for international travel.
Grace
GotoeSIM Support
· 1 year ago Really appreciate this, Diego! Great to know the setup was quick and easy. – Grace, eSIM TopUp Support
Isabella B.
Vietnam · Dec 2024
Did the job without any drama. The QR code arrived instantly by email. Telling my friends about this.
Yuki
GotoeSIM Support
· 1 year ago Thank you so much, Isabella! Delighted the speeds worked well for you. – Yuki, eSIM TopUp Support
Hugo G.
Switzerland · Dec 2024
Installed in minutes by scanning the QR code. Customer support answered my question quickly.
Priya
GotoeSIM Support
· 1 year ago Really appreciate this, Hugo! Delighted the speeds worked well for you. – Priya 💜
Somchai N.
Philippines · Nov 2024
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. A must-have for international travel.
James
GotoeSIM Support
· 1 year ago Thank you so much, Somchai! Thrilled it made staying connected effortless. — James, eSIM TopUp Support
Noah R.
UAE · Nov 2024
Super easy to set up before I flew out in Japan. The QR code arrived instantly by email. Great experience overall.
David
GotoeSIM Support
· 1 year ago Thank you so much, Noah! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – David 💜
Camila B.
Turkey · Nov 2024
First time using an eSIM and it was painless in Japan. Coverage was strong even outside the city. Highly recommend for any traveller.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Camila! Great to know the setup was quick and easy. — Laura, eSIM TopUp Support
Wei R.
Australia · Nov 2024
Decent speeds, though slower than I expected in a few spots. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 1 year ago Thank you for taking the time, Wei. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Laura, 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. · 2 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?