Keep On Roaming eSIM Data Plans for Japan

Keep On Roaming does not provide a truly unlimited data eSIM for Japan. All plans with “Unlimited” in the name actually allot 1 GB of high‑speed data per validity period, after which the speed can be throttled (the specific reduced speed is not listed in the data). For travelers who need more data, Keep On Roaming offers fixed‑data plans such as the 5 GB, 10 GB and 20 GB 30 day options for Japan. These fixed‑data packages are often more cost‑effective unless a user requires a very high data volume beyond the 1 GB threshold.

Keep On Roaming does not offer a Japan eSIM that provides a phone number or SMS capability. The plans available for Japan are data‑only, so subscribers receive only a data allowance. Any voice or text communication must be done through internet‑based applications such as WhatsApp, Telegram or iMessage, which work over the data connection.

Keep On Roaming offers 12 single‑country plans and 11 multi‑country plans that cover Japan. Prices span from $7.00 to $148.00, with data caps ranging from 1 GB to 20 GB and validity periods of 1 to 30 days. Plans are available in both fixed data amounts and daily data caps, allowing travelers to choose either a specific total data allotment or a daily usage limit that suits their travel style.