This is the mail system at host www.deaf.tokyo.

I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below.

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If you do so, please include this problem report. You can delete your own text from the attached returned message.

The mail system

swan_sepia.935@jcom.zaq.ne.jp: host mgw1.mx.zaq.ne.jp[111.96.116.214] said: 550 RCPT TO:swan_sepia.935@jcom.zaq.ne.jp Mailbox disabled (in reply to RCPT TO command)

keiko-sa@t-net.ne.jp: host ckk2.mx.cloud-mail.jp[59.157.130.3] said: 550 5.1.1 User Unknown (in reply to RCPT TO command)