⚖️ Side-by-Side Comparison
Select at least one other provider to compare.
Ubigi eSIM in Japan — Complete Overview
Ubigi is a data-only eSIM perfect for tourists and short-term visitors — activate before you land, no physical SIM needed. Runs on Docomo's network with competitive prepaid pricing. No Japanese ID or residence card required.
Best for: Tourists, business travelers, and dual-SIM phone users who need data-only connectivity.
✅ Pros
- Instant eSIM activation — no shop visit
- No residence card or Japanese ID needed
- Docomo network reliability
- Keep home SIM active for calls (dual-SIM)
❌ Cons
- Data only — no Japanese phone number
- Not suitable for long-term residents needing voice
- Must have eSIM-compatible unlocked phone
Ubigi eSIM Plans & Pricing for Foreigners
Plan | Price | Data | Calls | Notes |
|---|---|---|---|---|
| 1 GB / 7 days | ¥1,200 | 1 GB | ✗ | Light tourist use |
| 5 GB / 30 days | ¥2,200 | 5 GB | ✗ | Standard tourist |
| 20 GB / 30 days | ¥3,500 | 20 GB | ✗ | Heavy data tourist |
How to Get a Ubigi SIM in Japan
1
Check phone is eSIM-compatible and unlocked
2
Purchase plan at ubigi.com or via app
3
Scan QR code to install eSIM profile
4
Enable data roaming — connected on arrival
Ubigi eSIM Reviews from Foreigners in Japan
Linh Tran Thi
🇻🇳 Vietnam · Tourist
★★★★★
Activated Ubigi before boarding my flight to Osaka. Had data the moment I landed — no airport SIM queue. Perfect for a 10-day trip.
Chen Wei-Lin
🇹🇼 Taipei · Business trip
★★★★☆
Used Ubigi for a week in Tokyo. Fast Docomo speeds, easy setup. Wish it had voice but WhatsApp worked fine for everything.
Ubigi eSIM FAQ — Japan SIM Guide
No — Ubigi is data-only. Use WhatsApp, LINE, or FaceTime for calls. Keep your home SIM in the second slot for regular calls.
Requires eSIM-compatible phone (iPhone XS+, Pixel 3+, Samsung S20+). Check compatibility on Ubigi's website before buying.
Ubigi is cheaper and lighter (no extra device). Pocket WiFi suits groups sharing one connection or phones without eSIM.
📶 Other Providers
IIJ
IIJmio
¥850/mo
AU
au (KDDI)
¥1,078/mo
DoCoMo
NTT Docomo
¥1,320/mo
🌸
Sakura Mobile
¥3,000/mo
SB
SoftBank
¥1,365/mo