Japan eSIM — reviews & details
Japan 50GB 30Days (IIJ) · 50 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Hugo C.
Egypt · Jan 2026
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple.
David
GotoeSIM Support
· 6 months ago Thanks a lot, Hugo! Delighted the speeds worked well for you. We're here whenever you travel again. – David 💜
Zoe T.
Philippines · Jan 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data.
Sara
GotoeSIM Support
· 6 months ago Thanks a lot, Zoe! Thrilled it made staying connected effortless. — Sara
Marco W.
Japan · Jan 2026
Did the job without any drama. Setup instructions in the app were clear and simple.
Yuki
GotoeSIM Support
· 6 months ago Thanks for sharing, Marco! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Yuki, eSIM TopUp Support
Giulia T.
Germany · Jan 2026
Did the job without any drama in Japan. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 6 months ago Thank you so much, Giulia! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Priya, eSIM TopUp Support
Thomas R.
UAE · Jan 2026
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple.
Tom
GotoeSIM Support
· 6 months ago Cheers, Thomas! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Tom, eSIM TopUp Support
Giulia H.
Italy · Jan 2026
Connected the moment I landed in Japan. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 6 months ago So glad to hear this, Giulia! Great to know the setup was quick and easy. We're here whenever you travel again. – Sophie 💜
Sophia F.
Sweden · Jan 2026
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more. A must-have for international travel.
James
GotoeSIM Support
· 6 months ago Thank you for the kind words, Sophia! Delighted the speeds worked well for you. Enjoy your journeys! — James, eSIM TopUp Support
Olivia S.
Philippines · Jan 2026
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Yuki
GotoeSIM Support
· 7 months ago Thanks a lot, Olivia! Thrilled it made staying connected effortless. — Yuki
Ravi N.
United States · Jan 2026
Used this on my trip and it worked perfectly. Signal held up well on trains and in rural areas.
Sara
GotoeSIM Support
· 7 months ago Thanks for sharing, Ravi! Delighted the speeds worked well for you. Come back anytime! – Sara, eSIM TopUp Support
Mei H.
Canada · Jan 2026
Did the job without any drama. Customer support answered my question quickly. Telling my friends about this.
Grace
GotoeSIM Support
· 7 months ago Cheers, Mei! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Grace
Ava B.
UAE · Jan 2026
No more hunting for a SIM card kiosk on arrival. Speeds were solid for maps, messaging and browsing. Five stars from me.
Grace
GotoeSIM Support
· 7 months ago So glad to hear this, Ava! So happy the Japan eSIM kept you connected. Come back anytime! – Grace, eSIM TopUp Support
Somchai G.
Indonesia · Jan 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Telling my friends about this.
Ken
GotoeSIM Support
· 7 months ago Thanks a lot, Somchai! Thrilled it made staying connected effortless. — Ken
Anna F.
Saudi Arabia · Dec 2025
Saved me a fortune on my holiday. The QR code arrived instantly by email. Telling my friends about this.
Yuki
GotoeSIM Support
· 7 months ago Thank you for the kind words, Anna! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Yuki, eSIM TopUp Support
Sri P.
South Korea · Dec 2025
Great value compared to roaming charges in Japan. Ran hotspot to my laptop with no issues.
Tom
GotoeSIM Support
· 7 months ago Thanks a lot, Sri! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Tom, eSIM TopUp Support
Katya K.
France · Dec 2025
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering.
Sophie
GotoeSIM Support
· 7 months ago Thank you so much, Katya! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Sophie 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 50GB 30Days (IIJ) plan costs $25.50 for 50 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
Beatriz B. · 3 days ago
Does the validity start on purchase or on first use?
Priya F. · 2 weeks ago
Can I top up the same eSIM instead of buying a new one?
Omar F. · 5 months ago
Will this keep my WhatsApp active with my home number?
Isabella P. · 6 months ago
Can I use this for hotspot/tethering?
Carlos D. · 6 months ago
Do I need to install it before I travel or after I arrive?
Zoe T. · 6 months ago
Is 5G supported or just 4G?
Lucia H. · 7 months ago
Does this work on an iPhone 13?
Linh H. · 8 months ago
How do I check how much data I have left?
Haruto K. · 9 months ago
Thanks, installed with no problems on my Samsung.
Min-jun L. · 11 months ago
How long does the QR code take to arrive after payment?
Ingrid C. · 1 year ago
Great guide, the setup steps were really helpful.
Olivia F. · 1 year ago
Can I use it in nearby countries too?