Japan eSIM — reviews & details
Japan 3GB 15Days (IIJ) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Fatima C.
Sweden · Jun 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Fatima! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Mark
Ryan F.
Thailand · Jun 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. Telling my friends about this.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ryan! So pleased it saved you from roaming bills. We're here whenever you travel again. — Sara
Somchai G.
Ireland · Jun 2025
Exactly what I needed for travelling. Signal held up well on trains and in rural areas.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Somchai! Delighted the speeds worked well for you. — Omar
Lucas W.
Poland · Jun 2025
Exactly what I needed for travelling. Customer support answered my question quickly. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 year ago Really appreciate this, Lucas! Great to know the setup was quick and easy. Come back anytime! – Omar 💜
Noah C.
Mexico · Jun 2025
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Noah! Thrilled it made staying connected effortless. Enjoy your journeys! — Priya, eSIM TopUp Support
Hana C.
Indonesia · Jun 2025
Did the job without any drama. Topping up was straightforward when I needed more.
Ken
GotoeSIM Support
· 1 year ago Really appreciate this, Hana! Delighted the speeds worked well for you. Enjoy your journeys! – Ken, eSIM TopUp Support
Ava H.
Indonesia · Jun 2025
Saved me a fortune on my holiday. Coverage was strong even outside the city.
Emma
GotoeSIM Support
· 1 year ago So glad to hear this, Ava! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Emma, eSIM TopUp Support
Pablo N.
New Zealand · Jun 2025
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city. A must-have for international travel.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Pablo! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Yuki 💜
Anna V.
Sweden · Jun 2025
First time using an eSIM and it was painless. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 1 year ago Thank you so much, Anna! Wonderful to hear it worked smoothly in Japan. – Priya, eSIM TopUp Support
Min-jun V.
Australia · Jun 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Min-jun! Great to know the setup was quick and easy. Enjoy your journeys! – Yuki, eSIM TopUp Support
Olivia G.
Brazil · Jun 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Olivia! Great to know the setup was quick and easy. Come back anytime! — Yuki, eSIM TopUp Support
Haruto P.
Philippines · Jun 2025
Connected the moment I landed. Topping up was straightforward when I needed more. A must-have for international travel.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Haruto! Great to know the setup was quick and easy. — David
Viktor M.
United Kingdom · Jun 2025
Bought it the night before my flight — smooth process. Customer support answered my question quickly. Exactly as described — no surprises.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Viktor! So happy the Japan eSIM kept you connected. Come back anytime! — Yuki, eSIM TopUp Support
Viktor T.
Switzerland · Jun 2025
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Would definitely buy again.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Viktor! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Omar, eSIM TopUp Support
Viktor K.
Japan · May 2025
Bought it the night before my flight — smooth process. Ran hotspot to my laptop with no issues.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Viktor! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Grace, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (IIJ) plan costs $2.55 for 3 GB over 15 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
Budi L. · 1 week ago
Does this work on an iPhone 13?
Sri M. · 3 weeks ago
Will this keep my WhatsApp active with my home number?
Andre D. · 3 months ago
Can I use it in nearby countries too?
Min-jun G. · 4 months ago
Can I top up the same eSIM instead of buying a new one?
Ava S. · 4 months ago
Is roaming charged extra or is it all included?
Emma T. · 4 months ago
Does the validity start on purchase or on first use?
Ravi W. · 5 months ago
Can I use this for hotspot/tethering?
Sofia H. · 6 months ago
Great guide, the setup steps were really helpful.
Lucas G. · 9 months ago
Is 5G supported or just 4G?
Mei N. · 9 months ago
Which networks does this connect to?
Omar P. · 9 months ago
Do I need to install it before I travel or after I arrive?
Olivia D. · 1 year ago
How long does the QR code take to arrive after payment?