Keepgo has always focused on frequent global data users. That’s why all products on the Lifetime plan come with data that never expires, allowing travelers to stay connected whenever they need—this year, next year, or even five years from now. Our coverage spans 150+ countries, with at least two operators in every location, and we’re continuously expanding to offer even greater connectivity.
Keepgo 
Keepgo has always focused on frequent global data users. That’s why all products on the Lifetime plan come with data that never expires, allowing travelers to stay connected whenever they need—this year, next year, or even five years from now. Our coverage spans 150+ countries, with at least two operators in every location, and we’re continuously expanding to offer even greater connectivity.
Data Giveaway
GET 1GB FREE
Keepgo eSIM Data Plans for Japan
Cassiopeia Asia-Pacific
100MB
∞
No expiry
$2.00
$20.00/GB
GET 1GB FREE
Tucana
100MB
∞
No expiry
$2.00
$20.00/GB
GET 1GB FREEEridanus World
100MB
∞
No expiry
$3.00
$30.00/GB
GET 1GB FREECassiopeia Asia-Pacific
1GB
∞
No expiry
$8.00
$8.00/GB
GET 1GB FREETucana
1GB
∞
No expiry
$8.00
$8.00/GB
GET 1GB FREEEridanus World
1GB
∞
No expiry
$17.00
$17.00/GB
GET 1GB FREETucana
3GB
∞
No expiry
$21.00
$7.00/GB
GET 1GB FREECassiopeia Asia-Pacific
5GB
∞
No expiry
$28.00
$5.60/GB
GET 1GB FREETucana
5GB
∞
No expiry
$33.00
$6.60/GB
GET 1GB FREEEridanus World
3GB
∞
No expiry
$49.00
$16.33/GB
GET 1GB FREECassiopeia Asia-Pacific
10GB
∞
No expiry
$50.00
$5.00/GB
GET 1GB FREETucana
10GB
∞
No expiry
$60.00
$6.00/GB
GET 1GB FREEEridanus World
5GB
∞
No expiry
$78.00
$15.60/GB
GET 1GB FREECassiopeia Asia-Pacific
25GB
∞
No expiry
$120.00
$4.80/GB
GET 1GB FREETucana
25GB
∞
No expiry
$125.00
$5.00/GB
GET 1GB FREEEridanus World
10GB
∞
No expiry
$138.00
$13.80/GB
GET 1GB FREETucana
50GB
∞
No expiry
$155.00
$3.10/GB
GET 1GB FREECassiopeia Asia-Pacific
50GB
∞
No expiry
$230.00
$4.60/GB
GET 1GB FREEEridanus World
25GB
∞
No expiry
$340.00
$13.60/GB
GET 1GB FREEEridanus World
50GB
∞
No expiry
$400.00
$8.00/GB
GET 1GB FREEFrequently Asked Questions
Does Keepgo offer unlimited data eSIM for Japan?
Keepgo does not offer an unlimited‑data eSIM plan for Japan. Their offering consists of fixed‑data plans with caps such as 50GB or 25GB that are valid for an unlimited number of days.
Customers who need extensive data can choose from these larger fixed plans. For example, the Tucana plan provides 50GB of data for $155.00 USD, while the same name plan with 25GB is available for $125.00 USD. These plans include tethering and use 3G, 5G, and LTE networks across Japan. Selecting a fixed‑data plan can be more cost‑effective than paying for daily or hourly usage unless the user expects to consume an extremely large amount of data every day.
Does Keepgo offer Japan eSIM with phone number and SMS?
Keepgo does not provide any Japan eSIM plans that include a local phone number, inbound or outbound voice, or SMS capabilities. The company offers only data‑only eSIMs for Japan. Travelers who need phone or messaging services can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection supplied by the Keepgo eSIM.
How many data plans does Keepgo offer for Japan?
Keepgo currently offers 20 data plans that include Japan as part of their coverage area. These are multi-country plans, meaning they provide data access in multiple locations, not just Japan. Keepgo does not currently offer single-country data plans specifically for Japan. The available plans range in price from approximately $2.00 to $400.00 and offer data caps between 100MB and 50GB. Some plans do not have an expiry date, while others do. Tethering is allowed with certain plans.
Summarized by Gen AI. Last updated:
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