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Japan & South Korea eSIM — reviews & details

Japan & South Korea 10GB/Day · 10 GB/day · 1 days

View plan & buy — $14.18
4.5

620 reviews

5 ★ 64%
4 ★ 28%
3 ★ 6%
2 ★ 2%
1 ★ 0%

Coverage & networks

  • Japan KDDI/au 5G
  • South Korea SKTelecom 5G LG Uplus 5G

Traveller reviews

M

Max V.

Egypt · Jul 2025

✓ Verified

No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Made staying connected effortless.

Sophie Sophie GotoeSIM Support · 1 year ago

Really appreciate this, Max! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Sophie

V

Viktor W.

Canada · Jul 2025

✓ Verified

Exactly what I needed for travelling. Streaming and video calls worked without buffering. Exactly as described — no surprises.

Laura Laura GotoeSIM Support · 1 year ago

Thank you so much, Viktor! Delighted the speeds worked well for you. — Laura, eSIM TopUp Support

M

Mateo T.

Japan · Jul 2025

✓ Verified

Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. Zero regrets.

Emma Emma GotoeSIM Support · 1 year ago

Really appreciate this, Mateo! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. — Emma

P

Priya G.

India · Jul 2025

✓ Verified

Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.

Sara Sara GotoeSIM Support · 1 year ago

Thank you so much, Priya! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Sara

C

Carlos L.

Germany · Jul 2025

✓ Verified

Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Zero regrets.

Emma Emma GotoeSIM Support · 1 year ago

Thanks a lot, Carlos! So pleased it saved you from roaming bills. We're here whenever you travel again. – Emma 💜

H

Hana W.

Germany · Jul 2025

✓ Verified

Bought it the night before my flight — smooth process. Activation was automatic when I arrived. Telling my friends about this.

Yuki Yuki GotoeSIM Support · 1 year ago

Thank you for the kind words, Hana! Thrilled it made staying connected effortless. Come back anytime! – Yuki 💜

E

Elena H.

UAE · Jul 2025

✓ Verified

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

Tom Tom GotoeSIM Support · 1 year ago

So glad to hear this, Elena! Love that you were online the moment you landed in Japan & South Korea. Wishing you many more connected adventures! — Tom, eSIM TopUp Support

I

Ingrid K.

Vietnam · Jul 2025

✓ Verified

First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Zero regrets.

Yuki Yuki GotoeSIM Support · 1 year ago

Really appreciate this, Ingrid! So happy the Japan & South Korea eSIM kept you connected. Come back anytime! – Yuki 💜

P

Priya N.

South Korea · Jul 2025

✓ Verified

Exactly what I needed for travelling. Signal held up well on trains and in rural areas.

Grace Grace GotoeSIM Support · 1 year ago

Really appreciate this, Priya! Great to know the setup was quick and easy. Come back anytime! – Grace 💜

K

Kenji W.

France · Jul 2025

✓ Verified

Great value compared to roaming charges. Customer support answered my question quickly. Will use eSIM TopUp for my next trip for sure.

Grace Grace GotoeSIM Support · 1 year ago

Thanks for sharing, Kenji! Great to know the setup was quick and easy. We're here whenever you travel again. — Grace, eSIM TopUp Support

R

Ryan S.

Philippines · Jul 2025

✓ Verified

Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Great experience overall.

Sophie Sophie GotoeSIM Support · 1 year ago

Thanks for sharing, Ryan! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! — Sophie, eSIM TopUp Support

N

Nguyen S.

UAE · Jun 2025

✓ Verified

No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple. Exactly as described — no surprises.

Sophie Sophie GotoeSIM Support · 1 year ago

Really appreciate this, Nguyen! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Sophie

P

Priya V.

Egypt · Jun 2025

✓ Verified

Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Exactly as described — no surprises.

Priya Priya GotoeSIM Support · 1 year ago

Thank you so much, Priya! Great to know the setup was quick and easy. We're here whenever you travel again. — Priya

I

Ingrid K.

Canada · Jun 2025

✓ Verified

Bought it the night before my flight — smooth process. Activation was automatic when I arrived. Will use eSIM TopUp for my next trip for sure.

Sara Sara GotoeSIM Support · 1 year ago

Thanks a lot, Ingrid! Wonderful to hear it worked smoothly in Japan & South Korea. Come back anytime! – Sara 💜

M

Mei D.

United Kingdom · Jun 2025

✓ Verified

First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues. Zero regrets.

Priya Priya GotoeSIM Support · 1 year ago

Thank you so much, Mei! Thrilled it made staying connected effortless. Enjoy your journeys! — Priya, eSIM TopUp Support

Frequently asked questions

How much does the Japan & South Korea eSIM cost?

The Japan & South Korea 10GB/Day plan costs $14.18 for 10 GB/day over 1 days, paid once with no hidden fees.

How do I activate my Japan & South Korea 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 & South Korea.

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 & South Korea.

Comments & questions

S

Sven N. · 4 weeks ago

Which networks does this connect to?

R

Ryan W. · 2 months ago

Does the validity start on purchase or on first use?

F

Fatima G. · 3 months ago

Can I use this for hotspot/tethering?

J

James C. · 5 months ago

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

J

Ji-woo H. · 6 months ago

Is 5G supported or just 4G?

S

Sven S. · 7 months ago

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

Z

Zoe G. · 7 months ago

Is roaming charged extra or is it all included?

L

Lea F. · 7 months ago

How do I check how much data I have left?

O

Omar P. · 10 months ago

Can I use it in nearby countries too?

T

Thomas M. · 10 months ago

Does this work on an iPhone 13?

P

Pablo B. · 1 year ago

Great guide, the setup steps were really helpful.

M

Mohammed N. · 1 year ago

Thanks, installed with no problems on my Samsung.