Journey Japan eSIM
6 plans on Docomo and au. 5 GB for a week from US$19.00. Prices checked .
Is Journey Japan eSIM good for Japan?
Journey Japan eSIM runs on Docomo and au, strong in all 10 areas on our coverage map, with good 4G at all 28 rural and mountain places. A week with 5 GB costs US$19.00, the 47th cheapest of the 60 providers with a week plan. 5G on some plans. Hotspot allowed on some plans. 3 unlimited plans, all with no daily cap. Review rating 4.2 out of 5 from 82 customer reviews. How we rank Journey Japan eSIM.
Japan plans
| Data | Price | Compare | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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10 GB 30 days 10 GB at full speed, then data stops | $19.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
20 GB 30 days 20 GB at full speed, then data stops | $29.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
50 GB 30 days 50 GB at full speed, then data stops | $49.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Unlimited: No daily cap | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Unlimited 7 days | $29.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Unlimited 15 days | $49.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Unlimited 30 days | $79.00 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Journey Japan eSIM speed and data rules
| Data at full speed | When it runs out | Plans |
|---|---|---|
| 10 to 50 GB | Data stops | 3 plans |
| Unlimited | No daily cap | 3 plans |
Journey Japan eSIM: “your data connection will automatically stop” Source
Journey Japan eSIM ratings from customer reviews
82 reviews on Trustpilot, written 29 Sept 2026 to 13 Nov 2026. 35 of them are about a trip to Japan. Each rating needs at least 10 reviews that mention it.
Review rating4.2 out of 5The mean of the ratings below
| Aspect | Rating | Reviews that mention it | On Japan trips |
|---|---|---|---|
| Speed | 4.0 out of 5 | 25 reviews | Japan trips:3.9(14) |
| Coverage | 4.3 out of 5 | 68 reviews | Japan trips:4.2(33) |
| Setup | 4.3 out of 5 | 29 reviews | Japan trips:4.3(12) |
| Support | Not enough reviews | 6 reviews | Japan trips: Not enough reviews |
| Value | 4.0 out of 5 | 12 reviews | Japan trips: Not enough reviews |
| App | Not enough reviews | 0 reviews | Japan trips: Not enough reviews |
| Data problems | 3.7% of reviews | 3 of 82 reviews report one | |
| Refund problems | 1.2% of reviews | 1 of 82 reviews reports one | |
Journey Japan eSIM speed tests in Japan
No published speed tests of Journey Japan eSIM in Japan.
How fast these networks are for their own customers
Ookla's median speeds for people on each network's own plans, H1 2026 unless marked.
NTT Docomo- Download
- 50.5 MbpsQ3 2025
- Time on 5G
- 51.4%
KDDI (au)- Download
- 67.85 Mbps
- Time on 5G
- 48.8%
| Network | Download | 5G download | Time on 5G | Latency |
|---|---|---|---|---|
| NTT Docomo | 50.5 MbpsQ3 2025 | Not published | 51.4% | Not published |
| KDDI (au) | 67.85 Mbps | Not published | 48.8% | Not published |
Sources: Ookla Speedtest Connectivity Report H1 2026 via TelecomLead, 17 Sept 2026; Ookla Speedtest Intelligence Q3 2025 via TelecomsTechNews, 15 Dec 2025.
