A file attached to this email was removed because the file name is not allowed in the policy of the mail server.
Please refer to the following URL.
http://www.hiweb.hitachi.co.jp/itd/security/virus/vchk_env5.html
The target file is 配線関連図面.lzh
When the target file is a compressed file,
The target file is removed, if it contains a file with the extension of the following.
Bad extensions: .bat .pif .scr .com .cmd .vbs .job .hta .cpl .exe .lzh
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Hitachi, Ltd., Information Technology Division.