Ubigi in Japan: plans, prices and how it compares
At prices checked on October 21, 2026, Ubigi sells 9 plans in Japan, from 3 days to 30 days. For a week of everyday use (6 GB), it costs $14.00 (10 GB · 7 days): 3rd of 8 providers we compare; the cheapest is GoMoWorld, at $12.99.
Prices checked on October 21, 2026
Our pick of Ubigi plans in Japan
Out of its 9 plans, at prices of October 21, 2026
- 1For a week
Ubigi
10 GB · 7 days
$14.00$1.40 per GB- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
- 2Lowest price
Ubigi
1 GB · 3 days
$3.50$3.50 per GB- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
- 3Cheapest unlimited
Ubigi
Unlimited · 8 days
$25.00$3.13 per day- 5 GB a day at full speed, then reduced speed
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
“For a week”: the Ubigi plan that covers 7 days of everyday use (6 GB) at the lowest price. Prices from Ubigi’s website. · Affiliate links
Ubigi in Japan at a glance
What Ubigi states for Japan, and how it ranks among the 8 providers we compare.
Plans in Japan
9
from 3 days to 30 days
A week from
$14.00
10 GB · 7 days
Rank for a week
3rd of 8
by total price, everyday use
Networks
3
NTT Docomo · KDDI (au) · SoftBank
Plan starts
On first connection at your destination
Time to install it
6 months
Hotspot
Yes
5G
Yes
ID check
Not stated
Top-up
Yes
Ubigi in Japan: our analysis
From our price checks of October 21, 2026, not yet tested on the ground.
The right plan for your trip length
- 3 days5 GB · 15 days$10.00
- 1 week10 GB · 7 days$14.00
- 2 weeks and 1 month25 GB · 30 days$32.00
Against the other providers
Ubigi ranks 7th of 8 for 3 days; 3rd of 8 for a week; 7th of 8 for two weeks; 3rd of 8 for a month.
- 3 daysUbigi$10.00GoMoWorld$4.99
- 1 weekUbigi$14.00GoMoWorld$12.99
- 2 weeksUbigi$32.00GoMoWorld$12.99
- 1 monthUbigi$32.00GoMoWorld$24.99
Unlimited or capped data?
- The cheapest unlimited plan: Unlimited · 8 days, at $25.00 ($3.13 a day). 5 GB a day at full speed, then reduced speed.
- For a week of everyday use (6 GB), 10 GB · 7 days is enough: $14.00.
Good to know before you buy
- The plan starts on your first connection at your destination: install the eSIM at home before you leave.
- You have 6 months to install it after purchase.
- Hotspot allowed: you can connect a laptop or a tablet.
- You can top up if you run out of data during the trip.
- 5G is listed in Japan.
Every Ubigi plan in Japan
Checked daily on Ubigi’s website, here at prices of October 21, 2026.
Ubigi sells 9 plans in Japan, from 3 days to 30 days. The price per GB ranges from $3.50 (1 GB · 3 days) to $1.10 (50 GB · 30 days). Unlimited costs $2.17 to $3.13 a day.
1 GB · 3 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$3.50$3.50 per GB10 GB · 7 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$14.00$1.40 per GBUnlimited · 8 days
- 5 GB a day at full speed, then reduced speed
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$25.00$3.13 per day5 GB · 15 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$10.00$2.00 per GBUnlimited · 15 days
- 30 GB at full speed, then reduced speed
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$39.00$2.60 per day10 GB · 30 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$16.50$1.65 per GB25 GB · 30 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$32.00$1.28 per GB50 GB · 30 days
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$55.00$1.10 per GBUnlimited · 30 days
- 60 GB at full speed, then reduced speed
- NTT Docomo · KDDI (au) · SoftBank
- Hotspot allowed
$65.00$2.17 per day
Affiliate links
Ubigi against the others in Japan
Each provider’s cheapest plan that covers the trip (everyday use), at today’s prices.
| Trip | Ubigi | Rank | Cheapest | Offer |
|---|---|---|---|---|
| 3 days · 3 GB | $10.00 | 7th / 8 | $4.99 GoMoWorld | See the plan |
| 1 week · 6 GB | $14.00 | 3rd / 8 | $12.99 GoMoWorld | See the plan |
| 2 weeks · 12 GB | $32.00 | 7th / 8 | $12.99 GoMoWorld | See the plan |
| 1 month · 24 GB | $32.00 | 3rd / 8 | $24.99 GoMoWorld | See the plan |
Affiliate links
Alternatives to Ubigi in Japan
The three best-ranked providers for a week of everyday use (6 GB), leaving Ubigi aside.
1GoMoWorld
14 GB · 30 days
- Hotspot allowed
$12.99$0.93 per GB
2Jetpac
10 GB · 7 days
- KDDI (au) · Rakuten Mobile
- Hotspot allowed
$13.00$1.30 per GB
3Orange Travel
10 GB · 7 days
- NTT Docomo · KDDI (au) · SoftBank · Rakuten Mobile
- Hotspot allowed
€13.99€1.40 per GB
Affiliate links
Ubigi in Japan: your questions
Answered from today’s data.
Does Ubigi work in Japan?
Yes: Ubigi sells 9 plans in Japan, on the NTT Docomo, KDDI (au), and SoftBank networks.
How much is Ubigi in Japan?
For a week of everyday use, $14.00 (10 GB · 7 days); its plans range from $3.50 to $65.00, at prices checked on October 21, 2026.
Is Ubigi the cheapest in Japan?
No, for a week of everyday use: Ubigi ranks 3rd of 8; the cheapest is GoMoWorld, at $12.99.
Can I use a hotspot with Ubigi in Japan?
What Ubigi states: Yes.
Which Ubigi plan should I get in Japan?
For 3 days, 5 GB · 15 days ($10.00); for a week, 10 GB · 7 days ($14.00); for two weeks and for a month, 25 GB · 30 days ($32.00).
Does Ubigi have an unlimited plan in Japan?
The cheapest unlimited plan: Unlimited · 8 days, at $25.00 ($3.13 a day). 5 GB a day at full speed, then reduced speed.
When does the Ubigi plan start in Japan?
The plan starts on your first connection at your destination: install the eSIM at home before you leave. You have 6 months to install it after purchase.
Do I need ID for Ubigi in Japan?
Ubigi’s website does not say for Japan.
Can I top up Ubigi in Japan?
You can top up if you run out of data during the trip.
Which network does Ubigi use in Japan?
What Ubigi states: NTT Docomo, KDDI (au), and SoftBank.
Is Ubigi worth it in Japan?
From our price checks (we have not tested it on the ground yet): its strengths are unlimited data from $2.17 a day, 3 networks (NTT Docomo, KDDI (au), and SoftBank), hotspot, and top-ups.
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