Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Sven D.
Turkey · May 2026
Decent speeds, though slower than I expected in a few spots.
Priya
GotoeSIM Support
· 2 months ago Apologies for the trouble, Sven. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. – Priya, eSIM TopUp Support
Nadia W.
India · May 2026
Worked fine but took a little while to connect at first. Customer support answered my question quickly.
Mark
GotoeSIM Support
· 3 months ago Apologies for the trouble, Nadia. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Mark, eSIM TopUp Support
Omar G.
United States · May 2026
Install took me two tries but was fine after that. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 3 months ago We're really sorry, Omar. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Omar
Marco N.
Thailand · Apr 2026
Decent speeds, though slower than I expected in a few spots. Streaming and video calls worked without buffering.
Tom
GotoeSIM Support
· 4 months ago Apologies for the trouble, Marco. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Tom
Mei N.
India · Mar 2026
Worked fine but took a little while to connect at first. Streaming and video calls worked without buffering.
Sara
GotoeSIM Support
· 4 months ago We're really sorry, Mei. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Sara
Nguyen L.
Switzerland · Mar 2026
Install took me two tries but was fine after that. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 5 months ago So sorry to hear this, Nguyen. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. — Anna, eSIM TopUp Support
James H.
Saudi Arabia · Dec 2025
Decent speeds, though slower than I expected in a few spots. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 7 months ago So sorry to hear this, James. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Mark, eSIM TopUp Support
Budi H.
Germany · Dec 2025
Worked fine but took a little while to connect at first.
Sara
GotoeSIM Support
· 7 months ago Apologies for the trouble, Budi. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. — Sara
Lea W.
Brazil · Nov 2025
Worked fine but took a little while to connect at first. Streaming and video calls worked without buffering.
Laura
GotoeSIM Support
· 9 months ago So sorry to hear this, Lea. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Laura
Katya P.
Indonesia · Aug 2025
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Priya
GotoeSIM Support
· 1 year ago We're really sorry, Katya. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Priya 💜
Kenji W.
Germany · Jul 2025
Good coverage in the city, a bit patchy in remote areas. Topping up was straightforward when I needed more.
Yuki
GotoeSIM Support
· 1 year ago Apologies for the trouble, Kenji. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – Yuki 💜
Anna L.
Spain · Jul 2025
Solid overall, just wish there was a bit more data for the price. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 1 year ago So sorry to hear this, Anna. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Emma
Min-jun G.
India · Jun 2025
Worked fine but took a little while to connect at first. I kept my normal number for calls while using this for data.
Priya
GotoeSIM Support
· 1 year ago So sorry to hear this, Min-jun. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – Priya 💜
Max L.
Switzerland · Mar 2025
Worked fine but took a little while to connect at first.
Tom
GotoeSIM Support
· 1 year ago Apologies for the trouble, Max. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Tom 💜
Louis B.
Ireland · Feb 2025
Good coverage in the city, a bit patchy in remote areas. Data lasted the whole trip with room to spare.
Ingrid
GotoeSIM Support
· 1 year ago We're really sorry, Louis. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – Ingrid, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 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
Aisha T. · 1 month ago
Thanks, installed with no problems on my Samsung.
Ananya P. · 1 month ago
Do I need to install it before I travel or after I arrive?
Haruto B. · 2 months ago
How long does the QR code take to arrive after payment?
Mei D. · 3 months ago
Is roaming charged extra or is it all included?
Arjun W. · 6 months ago
Can I use it in nearby countries too?
Fatima T. · 6 months ago
Will this keep my WhatsApp active with my home number?
Ethan S. · 6 months ago
Is 5G supported or just 4G?
Kenji M. · 11 months ago
Can I use this for hotspot/tethering?
James G. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Ava T. · 1 year ago
How do I check how much data I have left?
Ethan W. · 1 year ago
Does this work on an iPhone 13?
Max H. · 1 year ago
Which networks does this connect to?