Japan eSIM — reviews & details
Japan 20GB 30Days (IIJ) · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Camila M.
India · Dec 2024
Exactly what I needed for travelling. Setup instructions in the app were clear and simple. Telling my friends about this.
James
GotoeSIM Support
· 1 year ago Thanks a lot, Camila! Thrilled it made staying connected effortless. Come back anytime! – James, eSIM TopUp Support
Min-jun R.
Philippines · Dec 2024
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Great experience overall.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Min-jun! So happy the Japan eSIM kept you connected. Come back anytime! — Emma, eSIM TopUp Support
Lucas V.
Germany · Dec 2024
Saved me a fortune on my holiday. The QR code arrived instantly by email. Exactly as described — no surprises.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Lucas! Thrilled it made staying connected effortless. We're here whenever you travel again. – Diego, eSIM TopUp Support
Anna F.
Egypt · Dec 2024
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Five stars from me.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Anna! Love that you were online the moment you landed in Japan. — James
Hugo R.
Egypt · Dec 2024
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Would definitely buy again.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Hugo! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Mark
Viktor M.
United States · Dec 2024
Bought it the night before my flight — smooth process. Activation was automatic when I arrived.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Viktor! Wonderful to hear it worked smoothly in Japan. Come back anytime! — James, eSIM TopUp Support
Priya B.
Poland · Dec 2024
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Omar
GotoeSIM Support
· 1 year ago Thank you for the kind words, Priya! Thrilled it made staying connected effortless. Come back anytime! — Omar, eSIM TopUp Support
Kenji N.
Singapore · Dec 2024
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Kenji! Great to know the setup was quick and easy. – Tom, eSIM TopUp Support
Mateo T.
Mexico · Nov 2024
Connected the moment I landed. Topping up was straightforward when I needed more. A must-have for international travel.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Mateo! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Liam F.
Ireland · Nov 2024
Used this on my trip and it worked perfectly in Japan. Streaming and video calls worked without buffering. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Liam! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Ken 💜
Lea V.
Turkey · Nov 2024
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Lea! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Diego 💜
Sarah P.
Mexico · Nov 2024
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple. Would definitely buy again.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Sarah! So pleased it saved you from roaming bills. We're here whenever you travel again. — Ken
Fatima P.
Turkey · Nov 2024
Used this on my trip and it worked perfectly. The QR code arrived instantly by email. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 1 year ago Thank you so much, Fatima! Thrilled it made staying connected effortless. – Ken 💜
Lucas R.
Australia · Nov 2024
Exactly what I needed for travelling. Signal held up well on trains and in rural areas.
Emma
GotoeSIM Support
· 1 year ago Thank you so much, Lucas! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Emma, eSIM TopUp Support
Emma S.
Italy · Nov 2024
Exactly what I needed for travelling. The QR code arrived instantly by email.
Laura
GotoeSIM Support
· 1 year ago Thanks a lot, Emma! Thrilled it made staying connected effortless. Come back anytime! – Laura, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days (IIJ) plan costs $12.30 for 20 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
Katya K. · 2 months ago
Is 5G supported or just 4G?
Katya V. · 7 months ago
Thanks, installed with no problems on my Samsung.
Beatriz C. · 8 months ago
Is roaming charged extra or is it all included?
Lea B. · 8 months ago
Will this keep my WhatsApp active with my home number?
Kenji R. · 9 months ago
Do I need to install it before I travel or after I arrive?
Zoe V. · 9 months ago
How do I check how much data I have left?
Grace C. · 10 months ago
Great guide, the setup steps were really helpful.
Camila M. · 11 months ago
Can I use it in nearby countries too?
Mateo B. · 11 months ago
Which networks does this connect to?
Beatriz R. · 11 months ago
Does the validity start on purchase or on first use?
Sarah V. · 11 months ago
How long does the QR code take to arrive after payment?
Thomas N. · 1 year ago
Can I top up the same eSIM instead of buying a new one?