Ohayu is a travel eSIM provider offering high-speed mobile data in 190+ destinations. It connects users to more than 600 local mobile networks for strong coverage in each country. All plans support hotspot/tethering, top-ups, and full-speed data with no throttling. The Ohayu apps for iOS and Android allow users to install, manage, check data usage, and recharge their eSIMs in seconds.
Ohayu 
Ohayu is a travel eSIM provider offering high-speed mobile data in 190+ destinations. It connects users to more than 600 local mobile networks for strong coverage in each country. All plans support hotspot/tethering, top-ups, and full-speed data with no throttling. The Ohayu apps for iOS and Android allow users to install, manage, check data usage, and recharge their eSIMs in seconds.
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Ohayu eSIM Data Plans for Guam
Guam 3GB 15 days
3GB
15
Days
$49.79
$16.60/GB
GET 10% OFF
Guam 5GB 30 days
5GB
30
Days
$82.99
$16.60/GB
GET 10% OFFGuam 10GB 30 days
10GB
30
Days
$141.49
$14.15/GB
GET 10% OFFGuam 20GB 30 days
20GB
30
Days
$240.49
$12.02/GB
GET 10% OFFFrequently Asked Questions
Does Ohayu offer unlimited data eSIM for Guam?
Ohayu does not provide an unlimited data eSIM for Guam. All eSIM options listed for Guam have a specified data cap.
Instead, Ohayu offers fixed data plans for the island, such as Guam 20GB 30 days at $240.49 USD, Guam 10GB 30 days at $141.49 USD, Guam 5GB 30 days at $82.99 USD, and Guam 3GB 15 days at $49.79 USD. These plans include tethering and use 5G connectivity on Guam. Selecting a fixedโdata plan can be more cost effective unless a traveler is an extremely heavy data consumer.
Does Ohayu offer Guam eSIM with phone number and SMS?
Ohayu does not provide a Guam eSIM that includes a phone number or SMS capability. The provider offers only dataโonly eSIM plans for Guam. Travelers who need to send or receive text messages or make phone calls can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, which do not require a local phone number or SMS service.
How many data plans does Ohayu offer for Guam?
Ohayu offers four single country plans for Guam, all of which provide fixed data amounts ranging from 3โฏGB to 20โฏGB and have validity periods between 15 and 30 days. Prices for these plans span from $49.79 to $240.49. None of the plans include multi country coverage, and tethering is allowed on the applicable plans.
Summarized by Gen AI. Last updated:
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