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差出人: Mail Administrator <Postmaster@i.softbank.jp>日時: 2022年3月8日 9:23:13 JST宛先: jjjsh0605@i.softbank.jp件名: Mail System Error – Returned Mail with Subject: ★お花、可愛い💕★返信先: Postmaster@i.softbank.jp
This Message was undeliverable due to the following reason:Each of the following recipients was rejected by a remote mail server.The reasons given by the server are included to help you determine whyeach recipient was rejected.    Recipient: <login@b-goemon.net>    Reason:    5.3.0 <login@b-goemon.net>… User unknown, not local addressPlease reply to <Postmaster@i.softbank.jp>if you feel this message to be in error.