Japan eSIM — reviews & details
Japan 20GB 30Days (IIJ) · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Elena L.
United States · Sep 2024
First time using an eSIM and it was painless. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Elena! So pleased it saved you from roaming bills. Enjoy your journeys! — Omar, eSIM TopUp Support
Mateo W.
Turkey · Sep 2024
Used this on my trip and it worked perfectly. Coverage was strong even outside the city.
Diego
GotoeSIM Support
· 1 year ago Thanks for sharing, Mateo! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Diego, eSIM TopUp Support
Pablo M.
UAE · Aug 2024
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Great experience overall.
Sophie
GotoeSIM Support
· 1 year ago Cheers, Pablo! So pleased it saved you from roaming bills. Enjoy your journeys! — Sophie
Sofia P.
Mexico · Aug 2024
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Five stars from me.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, Sofia! Thrilled it made staying connected effortless. Enjoy your journeys! — Sophie, eSIM TopUp Support
Omar K.
France · Aug 2024
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Would definitely buy again.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Omar! Love that you were online the moment you landed in Japan. Come back anytime! — Priya
Sarah K.
Saudi Arabia · Aug 2024
Did the job without any drama. Setup instructions in the app were clear and simple.
Anna
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sarah! Wonderful to hear it worked smoothly in Japan. – Anna 💜
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?