airdatalink specializes in affordable and reliable eSIM solutions, perfect for staying connected while traveling. With our focus on providing the best value and service, you can explore the world with confidence and ease.
airdatalink 
airdatalink specializes in affordable and reliable eSIM solutions, perfect for staying connected while traveling. With our focus on providing the best value and service, you can explore the world with confidence and ease.
Promo Code
GET 5% OFF
One-time
airdatalink eSIM Data Plans for Japan
China, Japan & South Korea eSIM
3GB
+ ∞ at 128kbps
15
Days
$4.73
(MYRÂ 20.00)
$1.58/GB
GET 5% OFF
Japan eSIM (KDDI)
3GB
15
Days
$4.73
(MYRÂ 20.00)
$1.58/GB
GET 5% OFFJapan eSIM (IIJ-Docomo)
3GB
+ ∞ at 200kbps
15
Days
$4.97
(MYRÂ 21.00)
$1.66/GB
GET 5% OFF
Low latencyJapan eSIM (IIJ-Docomo)
5GB
+ ∞ at 200kbps
30
Days
$6.15
(MYRÂ 26.00)
$1.23/GB
GET 5% OFF Low latencyChina, Japan & South Korea eSIM
5GB
+ ∞ at 128kbps
30
Days
$7.09
(MYRÂ 30.00)
$1.42/GB
GET 5% OFFJapan eSIM (KDDI)
5GB
30
Days
$7.09
(MYRÂ 30.00)
$1.42/GB
GET 5% OFFJapan eSIM (IIJ-Docomo)
10GB
+ ∞ at 200kbps
30
Days
$8.51
(MYRÂ 36.00)
$0.85/GB
GET 5% OFF Low latencyChina, Japan & South Korea eSIM
10GB
+ ∞ at 128kbps
30
Days
$9.46
(MYRÂ 40.00)
$0.95/GB
GET 5% OFFJapan eSIM (KDDI)
10GB
30
Days
$10.64
(MYRÂ 45.00)
$1.06/GB
GET 5% OFFJapan eSIM (IIJ-Docomo)
20GB
+ ∞ at 200kbps
30
Days
$15.13
(MYRÂ 64.00)
$0.76/GB
GET 5% OFF Low latencyChina, Japan & South Korea eSIM
20GB
+ ∞ at 128kbps
30
Days
$16.08
(MYRÂ 68.00)
$0.80/GB
GET 5% OFFJapan eSIM (KDDI)
20GB
30
Days
$18.44
(MYRÂ 78.00)
$0.92/GB
GET 5% OFFJapan eSIM (IIJ-Docomo)
30GB
+ ∞ at 200kbps
30
Days
$19.86
(MYRÂ 84.00)
$0.66/GB
GET 5% OFF Low latencyChina, Japan & South Korea eSIM
30GB
+ ∞ at 128kbps
30
Days
$22.46
(MYRÂ 95.00)
$0.75/GB
GET 5% OFFJapan eSIM (KDDI)
30GB
30
Days
$26.01
(MYRÂ 110.00)
$0.87/GB
GET 5% OFFJapan eSIM (IIJ-Docomo)
50GB
+ ∞ at 200kbps
30
Days
$32.63
(MYRÂ 138.00)
$0.65/GB
GET 5% OFF Low latencyChina, Japan & South Korea eSIM
50GB
+ ∞ at 128kbps
30
Days
$35.47
(MYRÂ 150.00)
$0.71/GB
GET 5% OFFJapan eSIM (KDDI)
50GB
30
Days
$41.38
(MYRÂ 175.00)
$0.83/GB
GET 5% OFFFrequently Asked Questions
Does airdatalink offer unlimited data eSIM for Japan?
Airdatalink does not provide an unlimited data eSIM for Japan. All of its Japan‑based eSIM offerings are fixed‑data plans.
For travelers who need a high data allowance, airdatalink offers a 50GB Japan eSIM (IIJ‑Docomo) for $32.66 USD and a 30GB Japan eSIM (IIJ‑Docomo) for $19.88 USD, both valid for 30 days. Choosing a fixed plan can be more cost‑effective unless the user is an extremely heavy data consumer.
Does airdatalink offer Japan eSIM with phone number and SMS?
airdatalink does not offer Japan eSIM plans that include a phone number or SMS capability. The provider’s Japanese eSIMs are data‑only, so they provide high‑speed internet only. Travelers who need calls or messaging can rely on VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection.
How many data plans does airdatalink offer for Japan?
Airdatalink offers 12 single‑country data plans and 6 multi‑country data plans for Japan. The available plans provide between 3 GB and 50 GB of data, are priced from about $4.73 to $41.42, and remain active for 15 to 30 days. All of the plans are fixed data amounts rather than daily data caps.
Summarized by Gen AI. Last updated:
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