BambooSIM Japan eSIM
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| One-time bundle · eSIM 4 days | One-time plan price · 4 days · 12GB · au (KDDI) · hotspot 12GB · no phone number | $10.60, paid once |
| Unlimited · eSIM 3 days (full speed) | One-time plan price · 3 days · unlimited data · au (KDDI) · hotspot 2GB · no phone number | $13.43, paid once |
| One-time bundle · eSIM 21 days | One-time plan price · 21 days · 20GB · au (KDDI) · hotspot 20GB · no phone number | $29.95, paid once |
| Unlimited · eSIM 14 days | One-time plan price · 14 days · unlimited data · au (KDDI) · hotspot 13GB · no phone number | $43.13, paid once |
| Unlimited · eSIM 3 days (10 Mbps) | One-time plan price · 3 days · unlimited data at 10 Mbps · au (KDDI) · hotspot 2GB · no phone number | $8.95, paid once |
As bamboosim.com lists them, read 14 Nov 2026. The maker's own page has the final word.
Facts from BambooSIM Japan eSIM's own pages
- 90-day option
- SoftBank 90-day plans begin when the customer claims their QR code from their account. · bamboosim.com, 14 Nov 2026
- Activation
- KDDI plans start on first connection in Japan and count Japanese calendar days, with activation day counted as day one. · bamboosim.com, 14 Nov 2026
- Device requirements
- The eSIM requires an eSIM-compatible, carrier-unlocked phone. · bamboosim.com, 14 Nov 2026
- Hotspot
- Hotspot allowances are plan-specific; unlimited device data does not mean unlimited tethering. · bamboosim.com, 14 Nov 2026
- Local IP
- KDDI plans provide a Japan IP address. · bamboosim.com, 14 Nov 2026
- Network
- The unlimited and one-time bundle plans use Japan's KDDI (au) network. · bamboosim.com, 14 Nov 2026
- No top-ups
- The Japan eSIM page states that data top-ups are not currently supported. · bamboosim.com, 14 Nov 2026
- Phone service
- Japan plans do not include a Japanese carrier phone number. · bamboosim.com, 14 Nov 2026
- Product
- BambooSIM sells prepaid travel eSIM data plans for use in Japan. · bamboosim.com, 14 Nov 2026
- Security reporting
- BambooSIM publishes a vulnerability disclosure policy that asks researchers to report security issues responsibly and privately. · bamboosim.com, 14 Nov 2026
- Setup
- Customers can install by QR code before departure and follow the selected plan's instructions. · bamboosim.com, 14 Nov 2026
- Speed choices
- The page lists full-speed data and a separate 10 Mbps option. · bamboosim.com, 14 Nov 2026
- Support
- BambooSIM advertises 24/7 support and offers live chat, email and ticket support. · bamboosim.com, 14 Nov 2026
- Validity limit
- The page says the selected plan must be activated and used within 180 days of purchase and cannot be extended. · bamboosim.com, 14 Nov 2026
Where BambooSIM Japan eSIM stands on Freedom251
- Japan eSIM Plans#6 of 60