Numero eSIM
- 5G
- 57%of plans
- Hotspot
- Not stated by provider
- Calls & SMS
- 0%of plans
- Plan types
- Total7 plans here
- Cheapest here
- $3.941 GB
- New-customer only
- 0%of plans
How Numero eSIM compares in Japan
#9 of 31 for 10 GB · 30 days. The cheapest is $6.59 from EscapeSIM.
Cheapest ~1 GB (7+ days): $3.94. Market cheapest: $0.69 (eSIM4Travel).
Cheapest 10 GB · 30 days: $13.50. Market cheapest: $6.59 (EscapeSIM).
All 7 Numero eSIM plans for Japan
Provider
Data
Validity
Network
Per GB
Price
Buy
Numero eSIM
Japan 1GB for 7 Days1 GBtotal
7 days
5G au (KDDI)
$3.94 /GB
$3.94
- Networks
- au (KDDI)
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Japan 3GB for 30 Days3 GBtotal
30 days
5G au (KDDI)
$2.06 /GB
$6.19
- Networks
- au (KDDI)
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Japan 5GB for 30 Days5 GBtotal
30 days
au (KDDI)
$1.69 /GB
$8.44
- Networks
- au (KDDI)
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Japan 10GB for 30 Days10 GBtotal
30 days
5G au (KDDI)
$1.35 /GB
$13.50
- Networks
- au (KDDI)
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Japan 20GB for 30 Days20 GBtotal
30 days
5G au (KDDI)
$1.13 /GB
$22.50
- Networks
- au (KDDI)
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Global 10GB for 90 Days10 GBtotal
90 days
$5.29 /GB
$52.88
- Networks
- Not published by provider
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
Numero eSIM
Global 20GB for 180 Days20 GBtotal
180 days
$4.22 /GB
$84.38
- Networks
- Not published by provider
- Speed
- Full speed; cuts off when used up
- Hotspot
- Not stated
FAQ
How much do Numero eSIM eSIM plans cost in Japan?
Numero eSIM has 7 plans for Japan, starting at $3.94 (snapshot as of October 4, 2026).
Which networks does Numero eSIM use in Japan?
au (KDDI) (5 plans).
Do Numero eSIM plans in Japan support 5G and hotspot?
57% of Numero eSIM's Japan plans are marked 5G. Hotspot is not stated on any plan.
How does Numero eSIM compare on price in Japan?
For 10 GB · 30-day plans, Numero eSIM ranks #9 of 31 providers by price. The cheapest option is $6.59 from EscapeSIM.
Other providers in Japan
When you buy through a link marked “↗”, the provider pays us a fee. It never changes the price you pay and never changes the order of any table.