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NBase Korea Co., Ltd.

CEO: Shinbae Kong

Business No: 401-87-00956

Mail-Order Sales Registration: 2025-Yongin Suji-2082

902, Bldg A, 767 Sinsu-ro, Suji-gu, Yongin-si, Gyeonggi-do (Dongcheon-dong, Bundang Suji U-TOWER)

US Headquarters: NBASE CORP. · Corporate Park, Irvine, CA 92606, USA

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HomePlansJapan, South Korea
Japan, South Korea

Japan, South Korea

Finding the lowest Japan, South Korea eSIM prices

Comparing plans across providers. This will only take a moment.

NBase Korea Co., Ltd.

CEO: Shinbae Kong

Business No: 401-87-00956

Mail-Order Sales Registration: 2025-Yongin Suji-2082

902, Bldg A, 767 Sinsu-ro, Suji-gu, Yongin-si, Gyeonggi-do (Dongcheon-dong, Bundang Suji U-TOWER)

US Headquarters: NBASE CORP. · Corporate Park, Irvine, CA 92606, USA

esimoa — Travel eSIM, Calls & VPN - eSIM, calls & VPN for travelers — all in one app | Product Hunt

Shortcuts

Compare eSIM PlansDownload AppBulk PurchaseGuideOur partnersPartnershipAbout Us

Customer Service

Support chatRequest a refund

Email: support@esimoa.com

Legal

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© 2026 esimoa. All rights reserved.

PlansPlanCallsVPNCompareGuideBlogSupportMy Page
HomePlansJapan, South Korea
Japan, South Korea

Japan, South Korea

Finding the lowest Japan, South Korea eSIM prices

Comparing plans across providers. This will only take a moment.

NBase Korea Co., Ltd.

CEO: Shinbae Kong

Business No: 401-87-00956

Mail-Order Sales Registration: 2025-Yongin Suji-2082

902, Bldg A, 767 Sinsu-ro, Suji-gu, Yongin-si, Gyeonggi-do (Dongcheon-dong, Bundang Suji U-TOWER)

US Headquarters: NBASE CORP. · Corporate Park, Irvine, CA 92606, USA

esimoa — Travel eSIM, Calls & VPN - eSIM, calls & VPN for travelers — all in one app | Product Hunt

Shortcuts

Compare eSIM PlansDownload AppBulk PurchaseGuideOur partnersPartnershipAbout Us

Customer Service

Support chatRequest a refund

Email: support@esimoa.com

Legal

Terms of ServicePrivacy PolicyDelivery & Refunds PolicyDevelopersAPI docs

© 2026 esimoa. All rights reserved.

PlansPlanCallsVPNCompareGuideBlogSupportMy Page
HomePlansJapan, South Korea
Japan, South Korea

Japan, South Korea

64 plans ·  Lowest on this page $3.36

Value Best

Based on category price and benefits

$3.36

1 GB · 1 day

eSIM Access5G
FILTER PLANS
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64 plans

PLAN NAME & PROVIDER
DATA
VALIDITY
PRICE / GB
PRICE
eSIM Access

1 GB / 7 days

Multi-countryJapan, South Korea
Top-up
1 GB
7 days
$3.36/GB
$3.36View details
eSIM Access5G

1 GB

7 days·3G/4G/5G
Multi-countryJapan, South Korea
Top-up
$3.36Details
eSIM Access

1 GB / 1 day

Multi-countryJapan, South Korea
1 GB
1 day
$3.36/GB
$3.36View details
eSIM Access5G

1 GB

1 day·3G/4G/5G
Multi-countryJapan, South Korea
$3.36Details
eSIM Access

1 GB / 2 days

Multi-countryJapan, South Korea
1 GB
2 days
$6.04/GB
$6.04View details
eSIM Access5G

1 GB

2 days·3G/4G/5G
Multi-countryJapan, South Korea
$6.04Details
eSIM Access

1 GB / 3 days

Multi-countryJapan, South Korea
1 GB
3 days
$8.73/GB
$8.73View details
eSIM Access5G

1 GB

3 days·3G/4G/5G
Multi-countryJapan, South Korea
$8.73Details
eSIM Access

3 GB / 30 days

Multi-countryJapan, South Korea
Top-up
3 GB
30 days
$3.36/GB
$10.07View details
eSIM Access5G

3 GB

30 days·3G/4G/5G
Multi-countryJapan, South Korea
Top-up
$10.07Details
eSIM Access

1 GB / 4 days

Multi-countryJapan, South Korea
1 GB
4 days
$11.42/GB
$11.42View details
eSIM Access5G

1 GB

4 days·3G/4G/5G
Multi-countryJapan, South Korea
$11.42Details
eSIM Access

1 GB / 5 days

Multi-countryJapan, South Korea
1 GB
5 days
$14.18/GB
$14.18View details
eSIM Access5G

1 GB

5 days·3G/4G/5G
Multi-countryJapan, South Korea
$14.18Details
eSIM Access

5 GB / 30 days

Multi-countryJapan, South Korea
Top-up
5 GB
30 days
$3.24/GB
$16.19View details
eSIM Access5G

5 GB

30 days·3G/4G/5G
Multi-countryJapan, South Korea
Top-up
$16.19Details
eSIM Access

1 GB / 6 days

Multi-countryJapan, South Korea
1 GB
6 days
$16.87/GB
$16.87View details
eSIM Access5G

1 GB

6 days·3G/4G/5G
Multi-countryJapan, South Korea
$16.87Details
eSIM Access

1 GB / 7 days

Multi-countryJapan, South Korea
1 GB
7 days
$19.55/GB
$19.55View details
eSIM Access5G

1 GB

7 days·3G/4G/5G
Multi-countryJapan, South Korea
$19.55Details
eSIM Access

1 GB / 8 days

Multi-countryJapan, South Korea
1 GB
8 days
$22.24/GB
$22.24View details
eSIM Access5G

1 GB

8 days·3G/4G/5G
Multi-countryJapan, South Korea
$22.24Details
eSIM Access

10 GB / 1 day

Multi-countryJapan, South Korea
10 GB
1 day
$2.36/GB
$23.58View details
eSIM Access5G

10 GB

1 day·3G/4G/5G
Multi-countryJapan, South Korea
$23.58Details
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NBase Korea Co., Ltd.

CEO: Shinbae Kong

Business No: 401-87-00956

Mail-Order Sales Registration: 2025-Yongin Suji-2082

902, Bldg A, 767 Sinsu-ro, Suji-gu, Yongin-si, Gyeonggi-do (Dongcheon-dong, Bundang Suji U-TOWER)

US Headquarters: NBASE CORP. · Corporate Park, Irvine, CA 92606, USA

esimoa — Travel eSIM, Calls & VPN - eSIM, calls & VPN for travelers — all in one app | Product Hunt

Shortcuts

Compare eSIM PlansDownload AppBulk PurchaseGuideOur partnersPartnershipAbout Us

Customer Service

Support chatRequest a refund

Email: support@esimoa.com

Legal

Terms of ServicePrivacy PolicyDelivery & Refunds PolicyDevelopersAPI docs

© 2026 esimoa. All rights reserved.