10 GB•30 Days• Hotspot
Networks: KDDI/au
$4.00$0.40/GB~$0.13/day
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Japan eSIM Plans & Prices (2026)
Plans from$0.74short-term, long-term and annual eSIM plans.
Lowest paid Japan eSIM plan starts at $0.74. For 10GB / 30 days, the lowest benchmark price is $4 with Stellar eSIM.
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Showing 45 paid plans2680 total active plans in database
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10 GB•30 Days• Hotspot
Networks: KDDI (5G), Softbank (5G)
$7.99$0.80/GB~$0.27/day
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10 GB•30 Days• Hotspot
Networks: KDDI (5G), NTT Docomo (5G), SoftBank (5G)
$10.19$1.02/GB~$0.34/day
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10 GB•30 Days• Hotspot
$10.50$1.05/GB~$0.35/day
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10 GB•7 Days• Hotspot
Networks: KDDI (5G), Softbank (5G)
$11.99$1.20/GB~$1.71/day
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10 GB•15 Days• Hotspot
Networks: KDDI (5G), Softbank (5G)
$12.99$1.30/GB~$0.87/day
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10 GB•30 Days• Hotspot
$14.95$1.49/GB~$0.50/day
10 GB•30 Days• Hotspot
$15.00$1.50/GB~$0.50/day
10 GB•30 Days• Hotspot
$15.99$1.60/GB~$0.53/day
Instant QR ActivationGet eSIMGet eSIM at Airhub
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10 GB•30 Days• Hotspot
$15.99$1.60/GB~$0.53/day
Instant QR ActivationGet eSIMGet eSIM at Airhub
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10 GB•30 Days• Hotspot
$15.99$1.60/GB~$0.53/day
10 GB•30 Days• Hotspot
$16.00$1.60/GB~$0.53/day
10 GB•30 Days• Hotspot
$16.79$1.68/GB~$0.56/day
10 GB•30 Days• Hotspot
$16.99$1.70/GB~$0.57/day
Instant QR ActivationGet eSIMGet eSIM at Simbye
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10 GB•7 Days• Hotspot
$17.00$1.70/GB~$2.43/day
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10 GB•15 Days• Hotspot
$17.50$1.75/GB~$1.17/day
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10 GB•30 Days• Hotspot
$17.99$1.80/GB~$0.60/day
10 GB•30 Days• Hotspot
Networks: KDDI (4G), SoftBank (4G/5G)
$17.99$1.80/GB~$0.60/day
10 GB•30 Days• Hotspot
$18.00$1.80/GB~$0.60/day
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10 GB•30 Days• Hotspot
$22.99$2.30/GB~$0.77/day
10 GB•30 Days•24 Countries• Hotspot
$22.99$2.30/GB~$0.77/day
10 GB•7 Days• Hotspot
$23.00$2.30/GB~$3.29/day
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Top 5 eSIM Plans for Japan
| Provider | Data | Validity | Price |
|---|---|---|---|
| Horizon | 100MB | 7 Days | $0.31 |
| Stellar eSIM | 10GB | 30 Days | $4.00 |
| 4S eSIM | Unlimited | 7 Days | $1.73 |
| Airalo | 10GB | 30 Days | $18.00 |
| Nomad | 10GB | 30 Days | $15.00 |
Direct answers for Japan eSIM shoppers
Catalog snapshot built on September 8, 2026.
What is the best eSIM for Japan?
There is no single universal best eSIM for Japan. Ranked on price alone, and counting only plans of 1GB or more so the figure describes a usable bundle, the cheapest is Stellar eSIM, 1 GB, 7 days, $0.74. The table currently includes 2680 plans from 19 providers, so travelers should compare price, data allowance, validity, coverage, and plan type before choosing. Catalog snapshot date: September 8, 2026. See our methodology.
Which eSIM provider has the cheapest plan for Japan?
Counting every size, including small starter bundles, the cheapest eSIM plan currently shown for Japan is Horizon, 100 MB, 7 days, $0.31. That is a different question from the one above, which counts only plans of 1GB or more. This is a price-based answer from the visible comparison data and may change when provider catalogs refresh. Catalog snapshot date: September 8, 2026. See our methodology.
What is the best 10GB eSIM for Japan?
Using an exact 10 GB filter, the lowest-priced eligible 10 GB plan currently shown for Japan is Stellar eSIM, 10 GB, 30 days, $4.00. This answer does not rank network quality; it is based on the visible plan data. Catalog snapshot date: September 8, 2026. See our methodology.
What is the best unlimited eSIM for Japan?
Using an unlimited-style data filter, the lowest-priced eligible unlimited plan currently shown for Japan is 4S eSIM, unlimited data, 1 day, $1.63. Unlimited-style terms can vary by provider, so users should confirm fair-use limits on the provider checkout page. Catalog snapshot date: September 8, 2026. See our methodology.
What is the best eSIM for short trips to Japan?
Using a short-trip filter of 7 days or less, the lowest-priced eligible plan currently shown for Japan is Horizon, 100 MB, 7 days, $0.31. Travelers should match the validity period to their actual trip length. Catalog snapshot date: September 8, 2026. See our methodology.
What is the best eSIM for heavy data users in Japan?
Using a heavy-data filter of unlimited-style data or at least 20 GB, the lowest-priced eligible plan currently shown for Japan is 4S eSIM, unlimited data, 1 day, $1.63. This is a data-volume filter, not a blanket quality ranking. Catalog snapshot date: September 8, 2026. See our methodology.
How do Horizon vs Stellar eSIM vs Orbit Mobile vs 4S eSIM vs Truely compare for Japan?
These providers are currently present in the Japan comparison data. Current lowest-priced visible entries are Horizon: Horizon, 100 MB, 7 days, $0.31; Stellar eSIM: Stellar eSIM, 1 GB, 7 days, $0.74; Orbit Mobile: Orbit Mobile, 1 GB, 1 day, $1.00; 4S eSIM: 4S eSIM, unlimited data, 1 day, $1.63; Truely: Truely, 300 MB, 2 days, $1.69. The better choice depends on matching data allowance, validity, coverage, and plan type to the trip. Catalog snapshot date: September 8, 2026. See our methodology.
Rankings are based on transparent eSIM comparison criteria including price, data allowance, validity, coverage, and plan type. See our methodology.
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Comparing 2680 eSIM plans for Japan from Airalo, Nomad & Airhub. Prices from $0.74. Base snapshot updated: September 2026.
eSIM Plans for Japan (Base snapshot updated: September 2026)
Lowest paid Japan eSIM plan starts at $0.74. They are available across 19 providers including Airalo, Nomad & Airhub. Most plans offer 4G/LTE/5G coverage with instant QR code activation.Japan eSIMs typically range from 1GB to unlimited data, with validity periods of 1 to 365 days. Prices vary based on data allowance and network quality.
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Read our Travel Guide2680
Active Plans
$0.31
Best Price
VERIFIED PROVIDER PRICING: Sep 8, 2026
Based on the most recent verified provider data available. Live feeds are used when available; the latest verified price snapshot may be shown if a provider feed is temporarily unavailable.
Traveling nearby?Compare eSIM prices in other Asia destinations
Best eSIM Providers for Japan (Comparison)
| PROVIDER | REVIEWS |
|---|---|
| Saily13 plans available | View on Trustpilot |
| Airalo51 plans available | View on Trustpilot |
| Nomad30 plans available | View on Trustpilot |
| Ubigi32 plans available | View on Trustpilot |
| GigSky43 plans available | View on Trustpilot |
| Maya Mobile4 plans available | View on Trustpilot |
| Roamless41 plans available | View on Trustpilot |
| eSIM.Net3 plans available | View on Trustpilot |
| Simbye16 plans available | - |
| Horizon24 plans available | - |
* Prices and features are sourced from official provider APIs, provider-supplied CSV feeds, and structured build-time catalog inputs.
* 5G availability depends on device compatibility, local coverage, and network conditions.
Compare 2680 indexed eSIM plan options for Japan at esim.co. Compare price, data allowance, validity, hotspot support, and provider details side by side before purchasing on provider websites.
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