Can it be used outside of Japan? Customer Support July 31, 2021 04:25 Updated Follow No, the service is only available inside of Japan. Related articles Do I need to purchase SIM card separately? Are there any settings required for the Pocket WiFi? How long does the battery last? How do I check my data usage? (travel SIM/WiFi) If I terminate in the middle of the month, will the monthly fee be prorated? Comments 0 comments Please sign in to leave a comment.