Ubigi in Japan: 8 plans
| Data and days | Ubigi | Cheaper elsewhere | Inbox eSIM |
|---|---|---|---|
| 1 GB3 days | $3.50$3.50/GB · #18 of 30 | not sold | |
| 5 GB15 days | $10.00$2.00/GB · #28 of 35 | $4.7930 days | |
| 10 GB7 days | $14.00$1.40/GB · #23 of 35 | $7.7930 days | |
| 10 GB30 days | $16.50$1.65/GB · #28 of 35 | $7.7930 days | |
| 25 GB30 days | $32.00$1.28/GB · #1 of 1 | none cheaper | not sold |
| 50 GB30 days | $55.00$1.10/GB · #23 of 28 | $26.6930 days | |
| unlimited, 30 GB at full speed, then 2 Mbps15 days | $39.00#9 of 20 | $41.9015 days | |
| unlimited, 60 GB at full speed, then 2 Mbps30 days | $65.00#7 of 16 | not sold |
Ubigi’s Japan page ↗ · All 37 brands for Japan · Inbox eSIM Japan: 5 GB for 30 days $4.79
How Ubigi works
- App or account: No app for a first website purchase. An account (app or ubigi.me) is needed to top up and manage.
- Top-ups: Yes: recharge the same eSIM from your account; the profile is kept unless unused for 18 months.
- Refunds: Website eSIM: only if the QR code was never scanned, asked within 14 business days; to the original payment method.
From Ubigi’s own pages; the sources are on the Japan comparison.
Questions
How much is an Ubigi eSIM for Japan?
1 GB for 3 days $3.50; 5 GB for 15 days $10.00; 10 GB for 7 days $14.00; 10 GB for 30 days $16.50; 25 GB for 30 days $32.00; 50 GB for 30 days $55.00, and 2 more plans (read 30 Oct 2026 on ubigi.com).
Is there a cheaper eSIM than Ubigi for Japan?
1 GB for 3 days: Alpine SIM $0.98 against $3.50; 5 GB for 15 days: MicroEsim $3.74 against $10.00; 10 GB for 7 days: MicroEsim $5.86 against $14.00; 10 GB for 30 days: shibaSIM $5.99 against $16.50. Prices read 30 Oct to 1 Nov 2026; each links to its page.
Do I need an app for Ubigi in Japan?
No app for a first website purchase. An account (app or ubigi.me) is needed to top up and manage.. Top-ups: Yes: recharge the same eSIM from your account; the profile is kept unless unused for 18 months.. Refunds: Website eSIM: only if the QR code was never scanned, asked within 14 business days; to the original payment method..
Other brands in Japan
Jetpac · Yesim · Airalo · Holafly · eSIMPal · Nomad · Alpine SIM · eSIMCard · Gigago · MicroEsim · shibaSIM · ESIM0 · Telcomia · AloOui
Written by Inbox eSIM, which sells eSIMs: every price links to where we read it, with the date (how we compare). Brand names and icons belong to their owners.