Japan eSIM Comparison
We compared 2067 plans from 35 providers · updated 1 September 2026
Prices here, advice there: Read our Japan eSIM buying guide — which plan to pick, coverage notes and setup, hand-written and updated.
All Japan eSIM plans
| eSIM | Country | Data | Validity | Price | Price/GB | Price/Day | Code | |
|---|---|---|---|---|---|---|---|---|
| Bloomy eSIM | JP | 100 MB | 7 Days | $0.50 | $5.12/GB | $0.07/day | — | Get Deal |
| Bloomy eSIM | JP | 500 MB | 7 Days | $0.60 | $1.23/GB | $0.09/day | — | Get Deal |
 REDTEAGO |
JP | 300 MB | 1 Days | $0.70 | $2.39/GB | $0.70/day | — | Get Deal |
| REDTEAGO |
JP | 300 MB | 1 Days | $0.70 | $2.39/GB | $0.70/day | — | Get Deal |
 MicroeSIM |
JP | 500 MB | 1 Days | $0.81 | $1.66/GB | $0.81/day | 10% OFF | Get Deal |
| Roamix | JP | 100 MB | 7 Days | $0.85 | $8.70/GB | $0.12/day | — | Get Deal |
| MicroeSIM |
JP | 500 MB | 1 Days | $0.95 | $1.95/GB | $0.95/day | 10% OFF | Get Deal |
| MicroeSIM |
JP | 1 GB | 1 Days | $1.02 | $1.02/GB | $1.02/day | 10% OFF | Get Deal |
| Bloomy eSIM | JP | 1 GB | 7 Days | $1.05 | $1.05/GB | $0.15/day | — | Get Deal |
| MicroeSIM |
JP | 1 GB | 5 Days | $1.17 | $1.17/GB | $0.23/day | 10% OFF | Get Deal |
› Every provider listed here has been personally tested and works, based on our own experience. ‹
Last data update: 31st August 2026
Converted from USD at the reference rate of 2026-08-31. Providers bill in their own currency, so your card statement may differ slightly.
Cheapest & Average Price for JP
| Data Amount | Average Price | Cheapest Price | Provider |
|---|---|---|---|
| 1 GB data | $7.58 | $0.98 |  Firsty |
| 3 GB data | $20.43 | $1.54 | MicroeSIM |
| 5 GB data | $16.86 | $1.90 | Firsty |
| 10 GB data | $25.57 | $3.90 | REDTEAGO |
| 20 GB data | $39.16 | $10.75 | Always Mobile |
| 30 GB data | $35.66 | $15.60 |  COCOROAM |
| 50 GB data | $57.61 | $0.98 | Firsty |
How much data do you need?
Based on roughly 0.8 GB/day plus a buffer. Round up if you tether or stream a lot.
See matching JP plansCountry Affordability
Japan is cheaper than 75% of all countries we track.
Japan eSIM data is very cheap — about $7.70/GB on average across 232 countries.
Networks in Japan
eSIMs for Japan connect to one or more of these local mobile networks:
- NTT Docomo
- au (KDDI)
- SoftBank
- Rakuten Mobile
eSIM Speed Leaderboard — Japan
Community-reported average download speeds from travellers using our on-site speed test.
- No speed data yet — run the eSIM Speed Test and contribute your result to start the board.
Community averages, not lab tests — speeds vary by location, time and network load.
0 eSIMs Tested in JP
Hands-on verified| Provider | Download | Upload | Network | Support | Hotspot | |
|---|---|---|---|---|---|---|
| No test results yet. | ||||||
Review Scores
-
AIRALO
★★★★★ 4.8
eSIM Compatibility Checker
Check whether your phone supports eSIM before you buy.
Exclusive Japan eSIM Coupons
