Go To eSIM
Sign up

Japan & South Korea eSIM — reviews & details

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

View plan & buy — $2.03
4.5

620 reviews

5 ★ 64%
4 ★ 25%
3 ★ 8%
2 ★ 2%
1 ★ 2%

Coverage & networks

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

Traveller reviews

R

Ravi V.

Sweden · Oct 2024

✓ Verified

Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Will use eSIM TopUp for my next trip for sure.

Diego Diego GotoeSIM Support · 1 year ago

Thank you so much, Ravi! Wonderful to hear it worked smoothly in Japan & South Korea. Safe travels, and see you on your next trip! – Diego, eSIM TopUp Support

L

Lucas S.

Indonesia · Oct 2024

✓ Verified

Saved me a fortune on my holiday in Japan & South Korea. Streaming and video calls worked without buffering.

David David GotoeSIM Support · 1 year ago

So glad to hear this, Lucas! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — David, eSIM TopUp Support

M

Mateo G.

Indonesia · Oct 2024

✓ Verified

Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Would definitely buy again.

Anna Anna GotoeSIM Support · 1 year ago

Thanks for sharing, Mateo! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Anna, eSIM TopUp Support

V

Viktor H.

Brazil · Oct 2024

✓ Verified

Did the job without any drama in Japan & South Korea. Coverage was strong even outside the city. Highly recommend for any traveller.

Ingrid Ingrid GotoeSIM Support · 1 year ago

Really appreciate this, Viktor! Love that you were online the moment you landed in Japan & South Korea. We're here whenever you travel again. — Ingrid, eSIM TopUp Support

I

Isabella G.

Philippines · Oct 2024

✓ Verified

Exactly what I needed for travelling in Japan & South Korea. Data lasted the whole trip with room to spare.

Sara Sara GotoeSIM Support · 1 year ago

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

I

Ingrid V.

Singapore · Oct 2024

✓ Verified

Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.

Emma Emma GotoeSIM Support · 1 year ago

So glad to hear this, Ingrid! Love that you were online the moment you landed in Japan & South Korea. — Emma

I

Ingrid N.

Vietnam · Oct 2024

✓ Verified

Exactly what I needed for travelling in Japan & South Korea. Streaming and video calls worked without buffering. Zero regrets.

Mark Mark GotoeSIM Support · 1 year ago

Thank you so much, Ingrid! Love that you were online the moment you landed in Japan & South Korea. – Mark, eSIM TopUp Support

M

Max T.

Germany · Oct 2024

✓ Verified

First time using an eSIM and it was painless in Japan & South Korea. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.

Tom Tom GotoeSIM Support · 1 year ago

Thanks for sharing, Max! Love that you were online the moment you landed in Japan & South Korea. Safe travels, and see you on your next trip! — Tom

E

Elena B.

Saudi Arabia · Oct 2024

✓ Verified

Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.

Priya Priya GotoeSIM Support · 1 year ago

So glad to hear this, Elena! Great to know the setup was quick and easy. – Priya 💜

Z

Zoe H.

Philippines · Oct 2024

✓ Verified

Bought it the night before my flight — smooth process in Japan & South Korea. Speeds were solid for maps, messaging and browsing. Highly recommend for any traveller.

Sara Sara GotoeSIM Support · 1 year ago

Cheers, Zoe! So pleased it saved you from roaming bills. — Sara

B

Budi L.

Netherlands · Oct 2024

✓ Verified

Connected the moment I landed. Streaming and video calls worked without buffering. A must-have for international travel.

Sophie Sophie GotoeSIM Support · 1 year ago

Cheers, Budi! Delighted the speeds worked well for you. Come back anytime! – Sophie, eSIM TopUp Support

E

Emma H.

Brazil · Oct 2024

✓ Verified

Bought it the night before my flight — smooth process in Japan & South Korea. Customer support answered my question quickly. Will use eSIM TopUp for my next trip for sure.

David David GotoeSIM Support · 1 year ago

Thank you for the kind words, Emma! Wonderful to hear it worked smoothly in Japan & South Korea. — David

F

Fatima G.

Singapore · Sep 2024

✓ Verified

Exactly what I needed for travelling. Customer support answered my question quickly.

Yuki Yuki GotoeSIM Support · 1 year ago

Really appreciate this, Fatima! Wonderful to hear it worked smoothly in Japan & South Korea. Enjoy your journeys! — Yuki, eSIM TopUp Support

C

Camila K.

Switzerland · Sep 2024

✓ Verified

Bought it the night before my flight — smooth process in Japan & South Korea. Customer support answered my question quickly. Highly recommend for any traveller.

Ingrid Ingrid GotoeSIM Support · 1 year ago

Thank you for the kind words, Camila! Love that you were online the moment you landed in Japan & South Korea. Enjoy your journeys! – Ingrid 💜

C

Camila M.

United States · Sep 2024

✓ Verified

Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple.

Priya Priya GotoeSIM Support · 1 year ago

Cheers, Camila! Wonderful to hear it worked smoothly in Japan & South Korea. — Priya

Frequently asked questions

How much does the Japan & South Korea eSIM cost?

The Japan & South Korea 1GB/Day plan costs $2.03 for 1 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

M

Marco K. · 1 week ago

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

B

Beatriz S. · 1 month ago

Does this work on an iPhone 13?

B

Budi D. · 3 months ago

Will this keep my WhatsApp active with my home number?

L

Lucas P. · 4 months ago

Is 5G supported or just 4G?

G

Grace B. · 6 months ago

Thanks, installed with no problems on my Samsung.

L

Liam L. · 6 months ago

Does the validity start on purchase or on first use?

B

Beatriz V. · 8 months ago

Which networks does this connect to?

H

Haruto G. · 9 months ago

Is roaming charged extra or is it all included?

R

Ryan N. · 9 months ago

Can I use it in nearby countries too?

A

Ava B. · 10 months ago

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

C

Camila P. · 11 months ago

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

S

Sofia B. · 11 months ago

Can I use this for hotspot/tethering?