Whether it’s a weekend getaway or an extended journey, AdventureSIMs is your reliable and affordable way to stay connected wherever you go. Designed for travellers who want hassle-free, dependable connectivity, we handle the tech so you can focus on your adventure. With AdventureSIMs, experience travel data the way it should be - affordable, effortless, and reliable.
AdventureSIMs 
Whether it’s a weekend getaway or an extended journey, AdventureSIMs is your reliable and affordable way to stay connected wherever you go. Designed for travellers who want hassle-free, dependable connectivity, we handle the tech so you can focus on your adventure. With AdventureSIMs, experience travel data the way it should be - affordable, effortless, and reliable.
Promo Code
GET 5% OFF
Unlimited
AdventureSIMs eSIM Data Plans for Japan
Japan 1GB 7 Days
1GB
7
Days
$1.40
(A$1.99)
$1.40/GB
GET 5% OFF
Japan 3GB 15 Days
3GB
15
Days
$3.52
(A$4.99)
$1.17/GB
GET 5% OFFJapan 3GB 30 Days
3GB
30
Days
$4.23
(A$5.99)
$1.41/GB
GET 5% OFFJapan 5GB 30 Days
5GB
30
Days
$5.64
(A$7.99)
$1.13/GB
GET 5% OFFJapan 5GB 1 Day
5GB
1
Day
$9.17
(A$12.99)
$1.83/GB
GET 5% OFFJapan 10GB 30 Days
10GB
30
Days
$9.88
(A$13.99)
$0.99/GB
GET 5% OFFGlobal (120 areas) 1GB 7 Days
1GB
7
Days
$9.88
(A$13.99)
$9.88/GB
GET 5% OFFJapan 20GB 30 Days
20GB
30
Days
$14.82
(A$20.99)
$0.74/GB
GET 5% OFFGlobal (120 areas) 3GB 30 Days
3GB
30
Days
$19.76
(A$27.99)
$6.59/GB
GET 5% OFFJapan 50GB 30 Days
50GB
30
Days
$24.70
(A$34.99)
$0.49/GB
GET 5% OFFGlobal (120 areas) 5GB 30 Days
5GB
30
Days
$26.11
(A$36.99)
$5.22/GB
GET 5% OFFJapan 50GB 180 Days
50GB
180
Days
$40.23
(A$56.99)
$0.80/GB
GET 5% OFFGlobal (120 areas) 10GB 30 Days
10GB
30
Days
$48.70
(A$68.99)
$4.87/GB
GET 5% OFFGlobal (120 areas) 20GB 30 Days
20GB
30
Days
$86.11
(A$121.99)
$4.31/GB
GET 5% OFFFrequently Asked Questions
Does AdventureSIMs offer unlimited data eSIM for Japan?
AdventureSIMs does not provide any unlimited data eSIM plans for Japan. Travelers looking for data in Japan can choose from several fixed‑data options. For example, AdventureSIMs offers a 50GB 30 days plan for $31.69 USD and a 20GB 30 days plan for $18.31 USD. These plans include tethering and are available on 5G networks across Japan. Selecting a fixed data plan is often more cost‑effective unless the traveler is an extremely heavy data user.
Does AdventureSIMs offer Japan eSIM with phone number and SMS?
AdventureSIMs does not provide any Japan eSIM that includes a phone number or SMS capability. The service only offers data‑only plans for travelers in Japan. Users who need to communicate over voice or text can use VoIP applications such as WhatsApp, Telegram, or iMessage, which operate over the data connection provided by the eSIM.
How many data plans does AdventureSIMs offer for Japan?
AdventureSIMs offers nine single‑country plans and five multi‑country plans for Japan. Prices range from roughly $1.40 to $77.47, while data allowances vary from 1 GB to 50 GB, with validity periods spanning from one to 180 days.
Summarized by Gen AI. Last updated:
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Other Countries Nearby Japan
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