Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Yuki N.
Ireland · Oct 2025
Great value compared to roaming charges. Activation was automatic when I arrived.
Diego
GotoeSIM Support
· 9 months ago Thank you so much, Yuki! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Diego
Viktor N.
Turkey · Oct 2025
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 9 months ago Thank you so much, Viktor! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Yuki, eSIM TopUp Support
Emma C.
Switzerland · Oct 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare.
Sara
GotoeSIM Support
· 9 months ago Really appreciate this, Emma! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Sara, eSIM TopUp Support
Mohammed G.
Poland · Oct 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 9 months ago So glad to hear this, Mohammed! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Grace
Sarah L.
Brazil · Oct 2025
Connected the moment I landed. Ran hotspot to my laptop with no issues. Five stars from me.
David
GotoeSIM Support
· 9 months ago So glad to hear this, Sarah! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – David, eSIM TopUp Support
Budi N.
Poland · Oct 2025
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Made staying connected effortless.
Anna
GotoeSIM Support
· 9 months ago Thanks for sharing, Budi! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Anna, eSIM TopUp Support
Ravi R.
Philippines · Oct 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Zero regrets.
Sara
GotoeSIM Support
· 9 months ago Cheers, Ravi! Love that you were online the moment you landed in Japan. Come back anytime! – Sara, eSIM TopUp Support
Beatriz B.
Egypt · Oct 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more. A must-have for international travel.
Sophie
GotoeSIM Support
· 9 months ago Thank you for the kind words, Beatriz! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Sophie, eSIM TopUp Support
James G.
Indonesia · Oct 2025
Bought it the night before my flight — smooth process. Activation was automatic when I arrived. A must-have for international travel.
Diego
GotoeSIM Support
· 9 months ago Really appreciate this, James! Great to know the setup was quick and easy. – Diego 💜
Min-jun S.
Australia · Oct 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Laura
GotoeSIM Support
· 9 months ago Thanks a lot, Min-jun! Delighted the speeds worked well for you. – Laura 💜
Liam M.
Thailand · Oct 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering. A must-have for international travel.
Grace
GotoeSIM Support
· 9 months ago Cheers, Liam! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Grace
Mei B.
UAE · Oct 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas.
Laura
GotoeSIM Support
· 9 months ago Thanks a lot, Mei! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Laura
Mohammed N.
Brazil · Oct 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, Mohammed! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Mark, eSIM TopUp Support
Grace F.
Vietnam · Oct 2025
Used this on my trip and it worked perfectly in Japan. I kept my normal number for calls while using this for data.
Emma
GotoeSIM Support
· 9 months ago So glad to hear this, Grace! So pleased it saved you from roaming bills. — Emma
Carlos G.
France · Oct 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived.
Mark
GotoeSIM Support
· 9 months ago Really appreciate this, Carlos! Great to know the setup was quick and easy. – Mark, 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?