
Bloomy eSIM is a Japan-based travel eSIM service covering more than 200 countries and regions. Bloomy combines affordable, flexible data plans with an app-like web experience. Travelers can search, purchase, set up and manage their eSIM through a mobile-first web interface, with no app download required. Plans start from small 100 MB data packages and extend to daily high-speed and premium unlimited-style options for selected destinations, making it easy to choose a plan based on trip length, data needs and budget. One-tap or QR installation, beginner-friendly setup guidance and simple account management are designed to make the entire eSIM journey intuitive, even for first-time users. eSIMs are typically issued within minutes, with top-up, auto top-up and eSIM gifting also available.
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.
Bloomy eSIM does offer an unlimited‑style data eSIM for Japan. The provider lists two plans called Bloomy Unlimited Max Japan, available for 1 day and 3 days. Both plans are priced at $7.56 USD for 1 day and $17.09 USD for 3 days, and they use the 5G network.
These plans provide essentially unlimited data at full 5G speed during their validity period, with no daily high‑speed cap. Bloomy notes that normal usage will not trigger throttling, though safeguards are in place to limit rates in cases of suspicious or abnormal activity.
Bloomy eSIM does not provide a phone number or SMS service for Japan. All available plans are data‑only, so travelers will have access only to high‑speed internet without built‑in verbal or text messaging capabilities.
If a phone number is needed, travelers can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations might restrict access to certain VoIP services, so it is advisable to check that the apps required for communication are available in Japan before purchasing a Bloomy eSIM.
Bloomy eSIM offers 186 single‑country plans and 233 multi‑country plans that include Japan. The available plans range in price from $0.50 to $2, 551.50 and provide data caps from 100 MB up to unlimited, with some plans subject to speed throttling.
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