Japan eSIM — reviews & details
Japan 20GB 30Days (IIJ) · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Linh D.
Egypt · Oct 2024
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Linh! Great to know the setup was quick and easy. — Omar, eSIM TopUp Support
Thomas N.
Canada · Oct 2024
Connected the moment I landed. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Thomas! Delighted the speeds worked well for you. – Yuki, eSIM TopUp Support
Emma T.
Sweden · Oct 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.
Emma
GotoeSIM Support
· 1 year ago So glad to hear this, Emma! Wonderful to hear it worked smoothly in Japan. — Emma, eSIM TopUp Support
Min-jun C.
Indonesia · Oct 2024
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Min-jun! Thrilled it made staying connected effortless. Enjoy your journeys! — Ingrid, eSIM TopUp Support
Somchai W.
Brazil · Sep 2024
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Would definitely buy again.
David
GotoeSIM Support
· 1 year ago Cheers, Somchai! Great to know the setup was quick and easy. – David 💜
Ava H.
Poland · Sep 2024
Connected the moment I landed in Japan. Streaming and video calls worked without buffering.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ava! Great to know the setup was quick and easy. Come back anytime! — Diego, eSIM TopUp Support
Ryan L.
Portugal · Sep 2024
Did the job without any drama. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Priya
GotoeSIM Support
· 1 year ago Thanks for sharing, Ryan! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Priya, eSIM TopUp Support
Min-jun K.
Sweden · Sep 2024
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Five stars from me.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Min-jun! Great to know the setup was quick and easy. – Grace, eSIM TopUp Support
Fatima R.
Thailand · Sep 2024
Exactly what I needed for travelling. Setup instructions in the app were clear and simple. Made staying connected effortless.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Fatima! Great to know the setup was quick and easy. Come back anytime! — Omar, eSIM TopUp Support
Louis N.
Indonesia · Sep 2024
Did the job without any drama. Data lasted the whole trip with room to spare. Five stars from me.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Louis! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Sophie 💜
Lucia C.
Netherlands · Sep 2024
Did the job without any drama. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.
James
GotoeSIM Support
· 1 year ago Thank you so much, Lucia! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – James, eSIM TopUp Support
Sophia B.
Mexico · Sep 2024
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing.
David
GotoeSIM Support
· 1 year ago Cheers, Sophia! So pleased it saved you from roaming bills. Come back anytime! – David, eSIM TopUp Support
Somchai C.
Italy · Sep 2024
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Made staying connected effortless.
David
GotoeSIM Support
· 1 year ago Really appreciate this, Somchai! Thrilled it made staying connected effortless. We're here whenever you travel again. — David, eSIM TopUp Support
Ingrid N.
Vietnam · Sep 2024
Saved me a fortune on my holiday in Japan. Customer support answered my question quickly. Telling my friends about this.
Tom
GotoeSIM Support
· 1 year ago So glad to hear this, Ingrid! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Tom, eSIM TopUp Support
Ava D.
Poland · Sep 2024
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 1 year ago Thanks a lot, Ava! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Mark, 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?