
Ohayu is a travel eSIM provider offering mobile data plans for 170+ countries. It connects users to local mobile networks abroad, with supported operators shown on destination and Global plan pages before purchase. Ohayu eSIMs are data-only, so travelers can use mobile internet while keeping their regular number for WhatsApp, Telegram, and other apps. Ohayu has eSIM apps for iOS and Android that let users install eSIMs, manage plans, check data usage, and add more data where top-up is available. Global subscription plans also let unused data roll over to the next billing period while the subscription stays active. Hotspot is supported on Ohayu plans where the device allows it.
Data plans for this provider are automatically updated. While we strive to keep the information accurate, we cannot guarantee its completeness or accuracy. Please confirm all details on the provider's official website or app before purchasing.
No, Ohayu does not provide an unlimited data eSIM for Southeast Asia. The provider offers fixed data plans that must be used within a 30‑day billing cycle. Examples of the largest options are the 25GB Monthly plan and the 15GB Monthly plan, both of which include 5G coverage across Indonesia, Cambodia, Laos, Malaysia, the Philippines, Singapore, Thailand, Vietnam, and 116 additional countries.
Choosing a fixed data plan can be more cost‑effective for most travelers, unless the user is an extremely heavy data consumer who would benefit from an unlimited plan.
Ohayu offers only data‑only eSIM plans in Southeast Asia, so no plan provides a local phone number or SMS capability. Travelers can still use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, but some destinations may block or restrict those services, so it is advisable to verify the accessibility of the apps needed before purchasing.
Ohayu’s single eSIM option for Southeast Asia is the Monthly plan, which provides coverage in Indonesia, Cambodia, Laos, Malaysia, the Philippines, Singapore, Thailand, and Vietnam. No other Ohayu plans are listed that cover additional Southeast Asian destinations.
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