BNESIM eSIM Data Plans for Japan

BNESIM does not offer a truly unlimited data eSIM for Japan. The only plan that contains “Unlimited” in its title, Japan Unlimited 10 days, actually provides 3GB of high‑speed data per day and reduces speed to 1000kbps once that daily limit is reached. Travelers who need more data can opt for fixed‑amount plans, such as the 100GB plan valid for 30 days priced at $46.41 USD or the 50GB plan for 30 days at $23.20 USD; these give higher overall data allowances without throttling. Fixed data plans can be more cost‑effective for most users unless they are extremely heavy data consumers.

BNESIM does not provide a Japan eSIM that includes a local phone number or SMS capability. All plans offered by BNESIM for Japan are data‑only, meaning they give you high‑speed internet access but no voice or text services. You can still stay connected using popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, which allow voice and messaging without a traditional phone number.

BNESIM provides 14 single‑country data plans and 30 multi‑country options that include Japan. The plans cover a price range from $3.52 to $262.73 and offer data caps between 1 GB and 100 GB, with validity periods that vary from no expiry to 30 days. Most plans use a fixed data cap, giving a set amount of data for the entire validity period, while one plan offers a daily data cap that limits usage each day.