Best eSIM for Japan
ByeRoaming sells prepaid Japan travel eSIM plans from $2.49 (catalog updated Sep 26, 2026). Plans include fixed data allowances, personal hotspot support, and install by QR code or iPhone quick install before you fly.
Prices below match the ByeRoaming App catalog snapshot — not a live quote. We do not invent competitor prices here; compare on price, data, hotspot, install, and refund policy using verifiable ByeRoaming facts.
Quick comparison dimensions
- Price
- Starts from $2.49. Full table on the Japan eSIM page.
- Data & validity
- Fixed allowances such as 1GB / 7 days, 3GB / 15 days, 5GB / 30 days, 10GB / 30 days, and more. For most plans, validity starts on first local network connection — not at purchase.
- Hotspot
- ByeRoaming travel data plans support personal hotspot / tethering, subject to your phone and network policies.
- Install
- Download over Wi‑Fi via QR code or iPhone quick install in the ByeRoaming App. See iPhone install and Android install.
- Networks
- Partner networks include KDDI/au, NTT docomo, Rakuten Mobile, SoftBank.
- Refunds
- Purchase terms are shown in the ByeRoaming App at checkout. For unused or failed installs, contact support@byeonline.com — we do not publish unverifiable “always refund” claims on this page.
Sample Japan plans
| Data | Validity | Price |
|---|---|---|
| 1GB | 7 days | $2.49 |
| 3GB | 15 days | $6.49 |
| 5GB | 30 days | $8.49 |
| 10GB | 30 days | $12.99 |
Catalog updated Sep 26, 2026.
Canonical destination URL: /esim/japan