eSIM Cards, a brand of Pentagram Systems, is dedicated to revolutionizing the way you stay connected in the UK and Europe. As a leading provider of eSIM technology, we offer seamless and innovative solutions tailored to the needs of modern travelers, business professionals, and tech enthusiasts. Our mission is to deliver hassle-free, instant connectivity, no matter where you are in the UK or Europe.
eSIM Cards 
eSIM Cards, a brand of Pentagram Systems, is dedicated to revolutionizing the way you stay connected in the UK and Europe. As a leading provider of eSIM technology, we offer seamless and innovative solutions tailored to the needs of modern travelers, business professionals, and tech enthusiasts. Our mission is to deliver hassle-free, instant connectivity, no matter where you are in the UK or Europe.
eSIM Cards eSIM Data Plans for Japan
Japan 3GB Travel Plan for 30 Days
3GB
30
Days
$6.69
(£5.00)
$2.23/GB
Japan Unlimited eSIM for 4 Days
1,000GB
4
Days
$10.71
(£8.00)
$0.01/GB
Possible ThrottlingJapan 5GB Travel Plan for 30 Days
5GB
30
Days
$10.71
(£8.00)
$2.14/GB
Japan Unlimited eSIM for 7 Days
1,000GB
7
Days
$16.73
(£12.50)
$0.02/GB
Possible ThrottlingJapan 10GB Travel Plan for 30 Days
10GB
30
Days
$19.41
(£14.50)
$1.94/GB
Japan Unlimited eSIM for 10 Days
1,000GB
10
Days
$22.08
(£16.50)
$0.02/GB
Possible ThrottlingJapan Unlimited eSIM for 15 Days
1,000GB
15
Days
$26.77
(£20.00)
$0.03/GB
Possible ThrottlingJapan 20GB Travel eSIM for 30 Days
20GB
30
Days
$33.46
(£25.00)
$1.67/GB
Call/SMSGlobal 100 GB for 5 Days
100GB
5
Days
$60.23
(£45.00)
$0.60/GB
Global 100 GB for 10Days
100GB
10
Days
$66.92
(£50.00)
$0.67/GB
Frequently Asked Questions
Does eSIM Cards offer unlimited data eSIM for Japan?
eSIM Cards does not provide a truly unlimited high‑speed data eSIM for Japan. The products titled “Japan Unlimited eSIM” list a fixed data allowance of 1, 000GB; after that limit the speed may be throttled. For instance, the 4‑day version costs $10.71 USD and the 7‑day version costs $16.73 USD, both offering 1, 000GB of 4g/5G data. An alternative fixed plan is the 100GB eSIM valid for 5 days at $60.25 USD. Travelers who need very large data volumes may find these high‑cap fixed plans more cost effective than an undefined unlimited option.
Does eSIM Cards offer Japan eSIM with phone number and SMS?
eSIM Cards provides only data‑only eSIM plans for Japan. No plan includes a local phone number or SMS capability. Travelers can still use the data connection to run VoIP applications such as WhatsApp, Telegram, or iMessage for voice and text communication.
How many data plans does eSIM Cards offer for Japan?
eSim Cards provides 8 single‑country data plans for Japan and 2 multi‑country plans that include Japan among the covered markets. The plans range in price from $6.69 to $66.94 and offer data caps from 3 GB to 1, 000 GB, with validity periods between 4 and 30 days. Single‑country plans are dedicated to use only in Japan, while multi‑country plans allow the same data allowance to be used in several countries across the region.
Summarized by Gen AI. Last updated:
Japan Also Covered By
Other Countries Nearby Japan
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