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Japan eSIM — reviews & details

Japan 3GB 15Days (nonhkip) · 3 GB · 15 days

View plan & buy — $4.29
4.5

620 reviews

5 ★ 64%
4 ★ 25%
3 ★ 9%
2 ★ 2%
1 ★ 1%

Coverage & networks

  • Japan KDDI/au 5G

Traveller reviews

A

Aisha L.

Thailand · Oct 2025

✓ Verified

Bought it the night before my flight — smooth process. Coverage was strong even outside the city.

Tom Tom GotoeSIM Support · 9 months ago

Thank you so much, Aisha! Delighted the speeds worked well for you. We're here whenever you travel again. — Tom

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Grace K.

Sweden · Sep 2025

✓ Verified

Did the job without any drama. Coverage was strong even outside the city.

Yuki Yuki GotoeSIM Support · 9 months ago

Thank you so much, Grace! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Yuki, GotoeSIM Support

G

Giulia M.

Italy · Sep 2025

✓ Verified

Super easy to set up before I flew out. Streaming and video calls worked without buffering. Zero regrets.

Ken Ken GotoeSIM Support · 9 months ago

Thank you for the kind words, Giulia! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Ken, GotoeSIM Support

M

Max W.

Vietnam · Sep 2025

✓ Verified

Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Great experience overall.

Grace Grace GotoeSIM Support · 10 months ago

Really appreciate this, Max! So pleased it saved you from roaming bills. Enjoy your journeys! – Grace 💜

C

Camila P.

Malaysia · Sep 2025

✓ Verified

First time using an eSIM and it was painless in Japan. Setup instructions in the app were clear and simple.

Tom Tom GotoeSIM Support · 10 months ago

Cheers, Camila! Great to know the setup was quick and easy. Come back anytime! — Tom

Z

Zoe D.

Netherlands · Sep 2025

✓ Verified

Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Great experience overall.

Ken Ken GotoeSIM Support · 10 months ago

Thanks for sharing, Zoe! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Ken

W

Wei F.

Thailand · Aug 2025

✓ Verified

Great value compared to roaming charges. Signal held up well on trains and in rural areas.

Mark Mark GotoeSIM Support · 11 months ago

Thank you for the kind words, Wei! Thrilled it made staying connected effortless. – Mark, GotoeSIM Support

N

Noah H.

Germany · Aug 2025

✓ Verified

First time using an eSIM and it was painless. Data lasted the whole trip with room to spare.

Yuki Yuki GotoeSIM Support · 11 months ago

Thanks a lot, Noah! Thrilled it made staying connected effortless. – Yuki 💜

J

James D.

Netherlands · Aug 2025

✓ Verified

Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Great experience overall.

Laura Laura GotoeSIM Support · 11 months ago

Thank you for the kind words, James! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Laura, GotoeSIM Support

R

Ryan D.

Germany · Aug 2025

✓ Verified

Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. A must-have for international travel.

Anna Anna GotoeSIM Support · 11 months ago

Cheers, Ryan! Great to know the setup was quick and easy. Enjoy your journeys! – Anna, GotoeSIM Support

M

Marco P.

Turkey · Aug 2025

✓ Verified

Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Great experience overall.

Ken Ken GotoeSIM Support · 11 months ago

So glad to hear this, Marco! Wonderful to hear it worked smoothly in Japan. — Ken, GotoeSIM Support

B

Budi C.

Ireland · Aug 2025

✓ Verified

Super easy to set up before I flew out. Customer support answered my question quickly.

Grace Grace GotoeSIM Support · 11 months ago

So glad to hear this, Budi! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Grace, GotoeSIM Support

L

Linh T.

Canada · Aug 2025

✓ Verified

Connected the moment I landed in Japan. Ran hotspot to my laptop with no issues.

James James GotoeSIM Support · 11 months ago

Thanks a lot, Linh! So pleased it saved you from roaming bills. Come back anytime! – James, GotoeSIM Support

L

Liam G.

Portugal · Aug 2025

✓ Verified

Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Made staying connected effortless.

Anna Anna GotoeSIM Support · 11 months ago

Really appreciate this, Liam! Thrilled it made staying connected effortless. – Anna 💜

L

Liam F.

Philippines · Aug 2025

✓ Verified

Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.

David David GotoeSIM Support · 11 months ago

Thanks a lot, Liam! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – David 💜

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 GotoeSIM 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

G

Grace D. · 1 week ago

Does the validity start on purchase or on first use?

Mark Mark GotoeSIM Support

The clock starts on first use in-country, Grace, so buying early is totally fine. – Mark, GotoeSIM Support

E

Elena C. · 2 weeks ago

Do I need to install it before I travel or after I arrive?

Laura Laura GotoeSIM Support

Install on Wi-Fi before you fly, Elena — it switches on when you land. — Laura, GotoeSIM Support

M

Max C. · 3 months ago

Great guide, the setup steps were really helpful.

Ingrid Ingrid GotoeSIM Support

So glad it helped, Max! We're always here if you need anything. — Ingrid

B

Beatriz R. · 3 months ago

How do I check how much data I have left?

Diego Diego GotoeSIM Support

Your usage is tracked live in the app, Beatriz — check My eSIMs anytime. — Diego, GotoeSIM Support

D

Daniel L. · 5 months ago

Can I use this for hotspot/tethering?

David David GotoeSIM Support

Yes Daniel, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — David, GotoeSIM Support

L

Liam K. · 6 months ago

Which networks does this connect to?

Diego Diego GotoeSIM Support

It connects to trusted local partner networks, Liam, on 4G/5G where available. – Diego 💜

S

Somchai W. · 6 months ago

How long does the QR code take to arrive after payment?

Ken Ken GotoeSIM Support

It's immediate, Somchai! The QR code is delivered the moment your payment goes through. — Ken

S

Sri C. · 7 months ago

Will this keep my WhatsApp active with my home number?

Grace Grace GotoeSIM Support

Yes Sri, WhatsApp keeps working with your home number — the eSIM only carries data. — Grace, GotoeSIM Support

Y

Yuki B. · 11 months ago

Is 5G supported or just 4G?

Omar Omar GotoeSIM Support

Yes Yuki, 5G is supported where the local network offers it, otherwise fast 4G. – Omar 💜

S

Sven H. · 1 year ago

Can I top up the same eSIM instead of buying a new one?

Omar Omar GotoeSIM Support

Yes Sven, you can top up the same eSIM anytime — no need to buy a new one. – Omar, GotoeSIM Support

K

Kenji W. · 1 year ago

Does this work on an iPhone 13?

Emma Emma GotoeSIM Support

Yes Kenji, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Emma, GotoeSIM Support

L

Lucia B. · 1 year ago

Can I use it in nearby countries too?

Yuki Yuki GotoeSIM Support

For nearby countries, Lucia, a regional plan may suit you better — happy to help you pick. – Yuki 💜