(以下、そのメッセージ)
The original message was received at Mon, 5 Jan 2009 11:22:44 +0900 (JST)
from PPPa1495.e10.eacc.dti.ne.jp [124.255.78.231]
----- The following addresses had permanent fatal errors -----
<inmymain21@yahoo.co.jp>
(reason: 554 delivery error: dd This user doesn't have a yahoo.co.jp account (inmymain21@yahoo.co.jp) [-5] - mta124.mail.tnz.yahoo.co.jp)