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        SMS Delivery Delays/ Failures When Sending SMS to Japan

        Incident Report for Twilio

        Resolved

        We experienced SMS delivery failures to Japan for a subset of messages sent via the domestic gateway between 7 November 2025, 14:00 UTC and 9 November 2025, 22:59 UTC.
        This incident has been resolved, and message delivery to Japan via the domestic gateway is now operating normally.
        Posted Nov 09, 2025 - 21:24 PST
        This incident affected: CARRIER NETWORK (SMS, APAC) and PROGRAMMABLE MESSAGING (SMS).
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