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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
Japan

Japan

Finding the lowest Japan 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

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

Reviews & community

Explore esimoa on these platforms and share your experience.

  • Product Hunt
  • App Store · Ratings & Reviews
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  • Get Indie Apps

© 2026 esimoa. All rights reserved.

PlansPlanCallsVPNCompareGuideBlogSupportMy Page
HomePlansJapan
Japan

Japan

Finding the lowest Japan 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

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

Reviews & community

Explore esimoa on these platforms and share your experience.

  • Product Hunt
  • App Store · Ratings & Reviews
  • Google Play · Ratings & Reviews
  • Get Indie Apps

© 2026 esimoa. All rights reserved.

PlansPlanCallsVPNCompareGuideBlogSupportMy Page
HomePlansJapan
Japan

Japan

2754 plans ·  Lowest on this page $1.98

Unlimited Best

Based on category price and benefits

$1.98

Unlimited · 1 day

eSIM Access5G

Daily Best

Based on category price and benefits

$1.03

500 MB · 1 day

TSIM5G

Local Best

Based on category price and benefits

$1.54

1 GB · 1 day

TSIM5G
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2,754 plans

PLAN NAME & PROVIDER
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VALIDITY
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eSIM Access

Unlimited / 1 day

Unlimited
Unlimited
1 day
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$1.98View details
eSIM Access5G

Unlimited

1 day·3G/4G/5G
Unlimited
$1.98Details
eSIMCard

Unlimited / 1 day

UnlimitedTop-up
Unlimited
1 day
—
$2.20View details
eSIMCard5G

Unlimited

1 day·2G,3G,4G,5G
UnlimitedTop-up
$2.20Details
TSIM

Unlimited / 1 day

Unlimited
Unlimited
1 day
—
$3.15View details
TSIM5G

Unlimited

1 day·5G
Unlimited
$3.15Details
eSIM Access

Unlimited / 2 days

Unlimited
Unlimited
2 days
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$3.59View details
eSIM Access5G

Unlimited

2 days·3G/4G/5G
Unlimited
$3.59Details
TSIM

Unlimited / 1 day

Unlimited
Unlimited
1 day
—
$3.67View details
TSIM5G

Unlimited

1 day·5G
Unlimited
$3.67Details
eSIM Access

Unlimited / 1 day

Unlimited
Unlimited
1 day
—
$3.96View details
eSIM Access5G

Unlimited

1 day·3G/4G/5G
Unlimited
$3.96Details
TSIM

Unlimited / 1 day

Unlimited
Unlimited
1 day
—
$4.03View details
TSIM5G

Unlimited

1 day·5G
Unlimited
$4.03Details
TSIM

Unlimited / 1 day

Unlimited
Unlimited
1 day
—
$4.40View details
TSIM5G

Unlimited

1 day·5G
Unlimited
$4.40Details
eSIMCard

Unlimited / 2 days

UnlimitedTop-up
Unlimited
2 days
—
$4.47View details
eSIMCard5G

Unlimited

2 days·2G,3G,4G,5G
UnlimitedTop-up
$4.47Details
eSIM Access

Unlimited / 3 days

Unlimited
Unlimited
3 days
—
$5.13View details
eSIM Access5G

Unlimited

3 days·3G/4G/5G
Unlimited
$5.13Details
eSIMCard

Unlimited / 3 days

UnlimitedTop-up
Unlimited
3 days
—
$5.43View details
eSIMCard5G

Unlimited

3 days·2G,3G,4G,5G
UnlimitedTop-up
$5.43Details
TSIM

Unlimited / 1 day

Multi-countryPeople's Republic of China, Hong Kong, Indonesia+10 more
Unlimited
Unlimited
1 day
—
$5.57View details
TSIM

Unlimited

1 day·—
Multi-countryPeople's Republic of China, Hong Kong+11 more
Unlimited
$5.57Details
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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

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

Reviews & community

Explore esimoa on these platforms and share your experience.

  • Product Hunt
  • App Store · Ratings & Reviews
  • Google Play · Ratings & Reviews
  • Get Indie Apps

© 2026 esimoa. All rights reserved.