http://code.google.com/p/modx-ja/downloads/detail?name=kcfinder21.zip
KCFinder 2.1 released.
Added language Bulgarian, German, French and Italian.
change log
VERSION 2.1 - 2010-07-04
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* Endless JavaScript loop on KCFinder disable bugfix
* New config setting whether to generate .htaccess file in upload folder
* Upload to specified folder from CKEditor & FCKeditor direct upload dialog
* Select multiple files bugfixes
VERSION 2.0 - 2010-07-01
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* Brand new core
* Ability to resize files/folders panels with mouse drag
* Select multiple files with Ctrl key
* Return list of files to custom integrating application
* Animated folder tree
* Directory Type specific configuration settings
* Download multiple files or a folder as ZIP file
http://sourceforge.net/apps/phpbb/kcfinder/viewtopic.php?f=1&t=3
Russian translation is here, add next release.