Japan
1 GB
7 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $4.60
View planJapan
Japan e-SIM
Instant e-SIM for Japan. No physical SIM. No roaming surprises.
Quick check: dial *#06# — if an EID appears, your phone supports e-SIM. Setup guide →
Japan
1 GB
7 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $7.00
View planJapan Regional
1 GB
7 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $8.40
View planJapan
3 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $8.80
View planJapan Regional
1 GB
7 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $10.50
View planJapan
1 GB
7 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $11.20
View planJapan
5 GB
7 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $11.90
View planJapan
5 GB
10 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $12.60
View planJapan
5 GB
15 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $12.60
View planJapan
5 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $13.30
View planJapan
3 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $17.50
View planJapan Regional
3 GB
30 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $21.00
View planJapan
10 GB
15 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $21.70
View planJapan Regional
3 GB
30 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $22.40
View planJapan
10 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $23.10
View planJapan
5 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $28.40
View planJapan
1 GB
7 days
- Data-only plan
- Covers 104 countries
- Instant digital delivery
- Top-up available
from $29.80
View planJapan
3 GB
30 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $31.20
View planJapan Regional
5 GB
7 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $32.60
View planJapan Regional
5 GB
10 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $33.30
View planJapan Regional
5 GB
10 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $34.70
View planJapan Regional
5 GB
30 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $35.00
View planJapan Regional
5 GB
30 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $36.80
View planJapan
20 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $44.10
View planJapan
5 GB
7 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $44.80
View planJapan
5 GB
10 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $48.00
View planJapan Regional
5 GB
30 days
- Data-only plan
- Covers 64 countries
- Instant digital delivery
- Top-up available
from $50.10
View planJapan
5 GB
30 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $51.10
View planJapan
10 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $51.50
View planJapan Regional
10 GB
15 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $63.00
View planJapan Regional
10 GB
15 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $63.70
View planJapan Regional
10 GB
30 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $66.50
View planJapan Regional
10 GB
30 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $68.30
View planJapan
3 GB
30 days
- Data-only plan
- Covers 104 countries
- Instant digital delivery
- Top-up available
from $73.50
View planJapan
50 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $86.10
View planJapan
10 GB
15 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $88.90
View planJapan Regional
10 GB
30 days
- Data-only plan
- Covers 64 countries
- Instant digital delivery
- Top-up available
from $93.10
View planJapan
10 GB
30 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $95.20
View planJapan
20 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $101.20
View planJapan Regional
10 GB
180 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $105.00
View planJapan Regional
20 GB
30 days
- Data-only plan
- Covers 3 countries
- Instant digital delivery
- Top-up available
from $120.80
View planJapan Regional
20 GB
30 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $126.40
View planJapan
5 GB
30 days
- Data-only plan
- Covers 104 countries
- Instant digital delivery
- Top-up available
from $136.50
View planJapan Regional
10 GB
365 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $143.50
View planJapan Regional
20 GB
180 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $161.00
View planJapan
100 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $170.10
View planJapan Regional
20 GB
30 days
- Data-only plan
- Covers 64 countries
- Instant digital delivery
- Top-up available
from $172.90
View planJapan
20 GB
30 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $176.40
View planJapan
10 GB
365 days
- Data-only plan
- Covers 105 countries
- Instant digital delivery
- Top-up available
from $189.00
View planJapan
50 GB
30 days
- Data-only plan
- Instant digital delivery
- Top-up available
from $200.20
View planJapan Regional
20 GB
365 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $201.30
View planJapan
10 GB
30 days
- Data-only plan
- Covers 104 countries
- Instant digital delivery
- Top-up available
from $217.00
View planJapan
20 GB
365 days
- Data-only plan
- Covers 105 countries
- Instant digital delivery
- Top-up available
from $227.50
View planJapan Regional
50 GB
30 days
- Data-only plan
- Covers 17 countries
- Instant digital delivery
- Top-up available
from $269.50
View planJapan Regional
50 GB
180 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $281.80
View planJapan
50 GB
365 days
- Data-only plan
- Covers 105 countries
- Instant digital delivery
- Top-up available
from $315.00
View planJapan Regional
50 GB
365 days
- Data-only plan
- Covers 10 countries
- Instant digital delivery
- Top-up available
from $362.30
View planJapan
50 GB
30 days
- Data-only plan
- Covers 111 countries
- Instant digital delivery
- Top-up available
from $377.00
View planJapan Regional
50 GB
30 days
- Data-only plan
- Covers 64 countries
- Instant digital delivery
- Top-up available
from $400.10
View planNo plans match these filters — clear a filter to see more.
About e-SIM in Japan
e-SIM plans for Japan start at $4.60.
Data allowances run from 1 GB to 100 GB, with validity from 7 to 365 days.
In Japan the Adonis e-SIM connects through KDDI, KDDI Corp..
All plans for Japan are data-only.
Some plans here can be topped up while the e-SIM is still active — you add data in your Adonis account instead of installing a new one.
Delivery is digital and immediate — no physical SIM is posted.
When a plan starts depends on the plan: some begin at installation, others at first connection in Japan.
Operator coverage
- KDDI
- KDDI Corp.