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esim0 eSIM Plans for Japan
Compare esim0's current data plans for Japan — real prices, checked daily.
Discount code:
One use per customer
-15%
15% off at esim0 checkout, once per customer email; not combinable with another coupon.
- 28
- Plans for Japan
- $5.99
- Cheapest plan with 7+ days & 3GB+
- #39 / 124
- Price rank in Japan
- KDDI/au, NTT docomo +2
- Networks
28 plans
All prices checked Oct 11, 2026
| # | Data | Duration | Daily cap | Price/GB | Price/day | Price | |
|---|---|---|---|---|---|---|---|
| 1 | 1GB | 7 days | — | $1.99/GB | $0.28/day |
$1.99 $1.99
$1.69 $1.99/GB
|
|
| 2 |
Best unlimited
Unlimited
1GB/day, then 1 Mbps
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
1 days |
1GB/day
then 1 Mbps
|
— | $2.99/day |
$2.99 $2.99
$2.54 |
|
| 3 | Unlimited 1GB/day, then 1 Mbps | 1 days |
1GB/day
then 1 Mbps
|
— | $2.99/day |
$2.99 $2.99
$2.54 |
|
| 4 |
1GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
7 days | — | $2.99/GB | $0.43/day |
$2.99 $2.99
$2.54 $2.99/GB
|
|
| 5 | 3GB | 15 days | — | $1.33/GB | $0.27/day |
$3.99 $3.99
$3.39 $1.33/GB
|
|
| 6 | 3GB | 30 days | — | $1.33/GB | $0.13/day |
$3.99 $3.99
$3.39 $1.33/GB
|
|
| 7 | Unlimited 2GB/day, then 1 Mbps | 1 days |
2GB/day
then 1 Mbps
|
— | $3.99/day |
$3.99 $3.99
$3.39 |
|
| 8 |
Unlimited
2GB/day, then 1 Mbps
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
1 days |
2GB/day
then 1 Mbps
|
— | $4.99/day |
$4.99 $4.99
$4.24 |
|
| 9 |
Best price
5GB
|
30 days | — | $1.20/GB | $0.20/day |
$5.99 $5.99
$5.09 $1.20/GB
|
|
| 10 | Unlimited 3GB/day, then 1 Mbps | 1 days |
3GB/day
then 1 Mbps
|
— | $5.99/day |
$5.99 $5.99
$5.09 |
|
| 11 |
3GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
15 days | — | $2.00/GB | $0.40/day |
$5.99 $5.99
$5.09 $2.00/GB
|
|
| 12 |
3GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
30 days | — | $2.00/GB | $0.20/day |
$5.99 $5.99
$5.09 $2.00/GB
|
|
| 13 |
Unlimited
3GB/day, then 1 Mbps
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
1 days |
3GB/day
then 1 Mbps
|
— | $6.99/day |
$6.99 $6.99
$5.94 |
|
| 14 |
1GB
🌍 Regional
Also valid in: Australia, Cambodia, China, Hong Kong +15 more
|
30 days | — | $8.99/GB | $0.30/day |
$8.99 $8.99
$7.64 $8.99/GB
|
|
| 15 |
5GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
30 days | — | $2.00/GB | $0.33/day |
$9.99 $9.99
$8.49 $2.00/GB
|
|
| 16 | 10GB | 30 days | — | $1.10/GB | $0.37/day |
$10.99 $10.99
$9.34 $1.10/GB
|
|
| 17 |
1GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
7 days | — | $16.99/GB | $2.43/day |
$16.99 $16.99
$14.44 $16.99/GB
|
|
| 18 |
10GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
30 days | — | $1.70/GB | $0.57/day |
$16.99 $16.99
$14.44 $1.70/GB
|
|
| 19 | 20GB | 30 days | — | $0.95/GB | $0.63/day |
$18.99 $18.99
$16.14 $0.95/GB
|
|
| 20 |
Best price/day
1GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
365 days | — | $32.99/GB | $0.09/day |
$32.99 $32.99
$28.04 $32.99/GB
|
|
| 21 |
20GB
🌍 Regional
Also valid in: Bangladesh, Cambodia, Hong Kong, India +9 more
|
30 days | — | $1.75/GB | $1.17/day |
$34.99 $34.99
$29.74 $1.75/GB
|
|
| 23 |
3GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
30 days | — | $14.33/GB | $1.43/day |
$42.99 $42.99
$36.54 $14.33/GB
|
|
| 24 | 50GB | 180 days | — | $1.24/GB | $0.34/day |
$61.99 $61.99
$52.69 $1.24/GB
|
|
| 25 |
5GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
30 days | — | $13.20/GB | $2.20/day |
$65.99 $65.99
$56.09 $13.20/GB
|
|
| 26 |
20GB
🌍 Regional
Also valid in: Australia, Cambodia, China, Hong Kong +15 more
|
90 days | — | $4.65/GB | $1.03/day |
$92.99 $92.99
$79.04 $4.65/GB
|
|
| 27 |
10GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
30 days | — | $11.80/GB | $3.93/day |
$117.99 $117.99
$100.29 $11.80/GB
|
|
| 28 |
20GB
🌐 Global
Also valid in: Åland Islands, Albania, Argentina, Australia +122 more
|
90 days | — | $9.90/GB | $2.20/day |
$197.99 $197.99
$168.29 $9.90/GB
|
Other providers in Japan
Cheapest plan with 7+ days & 3GB+ (5GB+ from 15 days, 10GB+ from 180 days) from each provider, next to esim0's $5.99. Compare any two in Japan side by side.
About esim0
9 of 12 facts confirmedStill researching: Fair-use limit · Lost device / reinstalling · ID verification
- Founded
- 2025
- Headquarters
- Hungerford, United Kingdom
- Legal entity
- ESIM0 LTD
- Website
- esim0.com
- Refund policy
- Refund within 7 days of purchase if the eSIM cannot activate due to a fault on their side, advertised coverage is unavailable, the same plan was bought twice, or the QR code was not delivered within 24 hours. No refund once the eSIM has been activated or used, or for device incompatibility or changed travel plans. Read the policy ↗
- Validity starts
- Validity starts at the first connection to the network (Terms §6); an unused eSIM stays installable for 180 days after purchase.
- Top-ups & rollover
- Top-ups from the dashboard for eligible eSIMs only; a different destination or an expired plan needs a new eSIM.
- Billing currency
- Plans are priced and charged in USD; other currencies on the site are display conversions.
- Support
- Email · WhatsApp · 24/7 by email
- Payment
- Card
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