Can it be used outside of Japan? Customer Support December 04, 2018 09:13 Updated Follow No, it is not usable outside of Japan. Related articles Do I need to purchase SIM card separately? Is there any settings required for the Pocket WiFi? 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? How many devices can connect simultaneously? Comments 0 comments Please sign in to leave a comment.