
Billion Connect eSIM is focused on providing no physical SIM card global surfing service, has covered 150 + countries / regions and local high-quality network.
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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.
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“Bought unlimited 5g from billionconnect. I was reaching to support every 20 minutes to reset my network.Turns out the unlimited is just 1gb.You can't find this detail anywhere... And you can't get your money back.Very dissapointed.”
“Connectivity and speeds were spotty in Osaka and Kyoto. eSIM did NOT support hotspot sharing. Would not buy an eSIM from this provider again.”
“I’ve used Billion Connect for multiple eSims abroad now, and I’ve found them great every time. Their customer service responds pretty quickly to any issues, and the sims are cheap and work well. Be aware the sims are mostly based in Hong Kong so if you’re geographically far from there the latency might be a little high, and you may need a VPN for things like TikTok to work, but I’ve had very few issues.”
Billion Connect does not provide an unlimited‑data eSIM for Japan.
The available plans have fixed data caps, the largest being 100GB for a single‑day period and 50GB for ten‑ or thirty‑day periods. Choosing a fixed data plan can be more cost‑effective unless you expect to use an extremely high amount of data. For example, the Japan 5G eSIM [SoftBank] 10‑Day 50GB plan offers 50GB of data for ten days at $25.49 USD, while the Orange World eSIM 1‑Day 100GB plan provides 100GB for a single day at $65.79 USD.
Billion Connect does not provide a Japan eSIM that includes a phone number or SMS capability. Only data‑only eSIM plans are offered for Japan. Travelers can still send and receive voice or text via popular VoIP applications such as WhatsApp, Telegram, or iMessage that operate over the data connection.
Billion Connect provides 38 single‑country data plans that cover Japan only, and they also offer 45 multi‑country plans that include Japan as part of a broader region. The available plans range in price from about $1.32 to $175.00 USD and offer data caps between 1 GB and 100 GB depending on the desired validity period. Plans are available in both daily data cap formats—where the data allowance is refreshed each day—and fixed data cap formats that provide a set amount of data for the entire validity period.
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