MIMEfix is a plug-in Mail.app on MacOS X. Mail.app sometime fails to decode Japanese filename of attached documents due to incompatibility of MIME format. This mis-decode discourages us to use Mail.app. MIMEfix may correct this glitch on Mail.app. Note: Since Mail.app bundled newly released MacOSX 10.9 is not compatible with the traditional frameworks, MIMEfix requires a lot of changes. Also, the