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[FYI]
 There is 2 patch files for Japanese grammar of Asterisk to a ftp server.

 - set patch files into  ports/asterisk/files 
	patch-apps::app_voicemail.c
	patch-main::say.c
   see ftp://ftp.voip-info.jp/asterisk/patch/
 
 - recompile of Asterisk ports


 You have to validate next two lines in asterisk.conf. 

 [options]
 languageprefix=yes

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