Airalo Japan unlimited, 7 days
$26.50
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Heavy data use in Japan
Unlimited for 7 days is $26.50, but speed drops to 1 Mbps after 3 GB a day. Data only, on SoftBank, KDDI and Rakuten.
Read: Best unlimited data eSIMs and what the small print says
Price checked November 2, 2026
| Validity | 7 days |
|---|---|
| Unlimited data | Yes |
| Voice and SMS | Data only |
| Network | SoftBank, KDDI, Rakuten |
| Speed cap | Lower speed rate of 1 Mbps after 3 GB usage per day. |
| Plan scope | Single country |
close in price
| Product | Best for | Price | Checked | Link |
|---|---|---|---|---|
| aloSIM Japan unlimited, 7 days | Heavy data use in Japan | $27 | November 2, 2026 | Visit |
| Holafly Japan unlimited, 7 days | One-week Japan trips | $27.50 | November 2, 2026 | Visit |
| Ubigi Japan 25 GB, 30 days | Long, data-heavy Japan stays | $32 | November 2, 2026 | Visit |
| Ubigi Japan 5 GB, 15 days | Two weeks in Japan | $10 | November 2, 2026 | Visit |