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Continue to Chatドコモ、契約満了当月にも「解約金なし」で解約可能に 2019年3月から - ITmedia Mobile https://blog.40ch.net/2019/01/16/docomo-contract-expiration-even-in-the-month-cancellation-with-no-cancellation-is-possible-from-march-2019/
ドコモ、契約満了当月にも「解約金なし」で解約可能に 2019年3月から - ITmedia Mobile https://blog.40ch.net/2019/01/16/docomo-contract-expiration-even-in-the-month-cancellation-with-no-cancellation-is-possible-from-march-2019/