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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

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Ravi F.

Japan · Nov 2024

✓ Verified

Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Would definitely buy again.

Laura Laura GotoeSIM Support · 1 year ago

Really appreciate this, Ravi! Love that you were online the moment you landed in Japan & South Korea. — Laura

K

Katya V.

Sweden · Nov 2024

✓ Verified

Worked fine but took a little while to connect at first. Data lasted the whole trip with room to spare.

Mark Mark GotoeSIM Support · 1 year ago

Thanks for the honest feedback, Katya. Glad it mostly worked for you in Japan & South Korea — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. – Mark 💜

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Lea N.

France · Nov 2024

✓ Verified

Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.

Diego Diego GotoeSIM Support · 1 year ago

Really appreciate this, Lea! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! – Diego, eSIM TopUp Support

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Sarah N.

Australia · Nov 2024

✓ Verified

Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Made staying connected effortless.

Laura Laura GotoeSIM Support · 1 year ago

Thank you for the kind words, Sarah! Thrilled it made staying connected effortless. – Laura 💜

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Budi B.

Vietnam · Nov 2024

✓ Verified

Great value compared to roaming charges. I kept my normal number for calls while using this for data.

Ken Ken GotoeSIM Support · 1 year ago

Really appreciate this, Budi! Thrilled it made staying connected effortless. Come back anytime! – Ken 💜

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Pablo R.

Philippines · Nov 2024

✓ Verified

First time using an eSIM and it was painless. Coverage was strong even outside the city. Zero regrets.

Anna Anna GotoeSIM Support · 1 year ago

So glad to hear this, Pablo! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! — Anna, eSIM TopUp Support

K

Kenji G.

Singapore · Nov 2024

✓ Verified

No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. A must-have for international travel.

David David GotoeSIM Support · 1 year ago

Thank you for the kind words, Kenji! So pleased it saved you from roaming bills. Enjoy your journeys! — David

V

Viktor K.

Japan · Nov 2024

✓ Verified

Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Great experience overall.

Omar Omar GotoeSIM Support · 1 year ago

Thank you so much, Viktor! So pleased it saved you from roaming bills. — Omar, eSIM TopUp Support

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Noah N.

Turkey · Oct 2024

✓ Verified

Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering.

Emma Emma GotoeSIM Support · 1 year ago

Thanks for sharing, Noah! Thrilled it made staying connected effortless. Come back anytime! – Emma, eSIM TopUp Support

S

Sri M.

Germany · Oct 2024

✓ Verified

Great value compared to roaming charges. Setup instructions in the app were clear and simple.

Sophie Sophie GotoeSIM Support · 1 year ago

Thank you for the kind words, Sri! So happy the Japan & South Korea eSIM kept you connected. Enjoy your journeys! — Sophie

E

Elena W.

Sweden · Oct 2024

✓ Verified

Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Highly recommend for any traveller.

Tom Tom GotoeSIM Support · 1 year ago

Thank you for the kind words, Elena! Delighted the speeds worked well for you. Come back anytime! – Tom, eSIM TopUp Support

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Nguyen G.

Italy · Oct 2024

✓ Verified

Bought it the night before my flight — smooth process. The QR code arrived instantly by email.

Sophie Sophie GotoeSIM Support · 1 year ago

Thanks for sharing, Nguyen! Wonderful to hear it worked smoothly in Japan & South Korea. Wishing you many more connected adventures! – Sophie 💜

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Linh L.

Canada · Oct 2024

✓ Verified

No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. Exactly as described — no surprises.

Sara Sara GotoeSIM Support · 1 year ago

Cheers, Linh! Love that you were online the moment you landed in Japan & South Korea. — Sara, eSIM TopUp Support

R

Ravi D.

Thailand · Oct 2024

✓ Verified

Great value compared to roaming charges. Data lasted the whole trip with room to spare. Five stars from me.

Laura Laura GotoeSIM Support · 1 year ago

Thank you for the kind words, Ravi! So happy the Japan & South Korea eSIM kept you connected. — Laura

L

Louis M.

Brazil · Oct 2024

✓ Verified

Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Five stars from me.

Sara Sara GotoeSIM Support · 1 year ago

Thank you for the kind words, Louis! So happy the Japan & South Korea eSIM kept you connected. Wishing you many more connected adventures! — Sara

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

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Sven N. · 4 weeks ago

Which networks does this connect to?

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Ryan W. · 2 months ago

Does the validity start on purchase or on first use?

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Fatima G. · 3 months ago

Can I use this for hotspot/tethering?

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James C. · 4 months ago

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

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Ji-woo H. · 6 months ago

Is 5G supported or just 4G?

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Sven S. · 6 months ago

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

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Zoe G. · 7 months ago

Is roaming charged extra or is it all included?

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Lea F. · 7 months ago

How do I check how much data I have left?

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Omar P. · 9 months ago

Can I use it in nearby countries too?

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Thomas M. · 10 months ago

Does this work on an iPhone 13?

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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.