There are good reasons to do a side-by-side upgrade versus a in-place upgrade in certain circumstances. This was the recommended to them directly in their particular situation by AEM Engineering.

CQ 5.5 (and AEM 5.6) have the bulk editor: http://docs.adobe.com/docs/en/cq/5-5/administering/bulk_editor.html. It uses Google Query Language.

Hello Vikram,You are trying to create node names using Japanese characters? AEM is RESTful, and its resources should be referable by a URI. URIs are limited to the ASCII characters or escaped sequences [1]. The characters allowed as item names in a JCR are different [2].I am supposing you want to create a node in the repository like this:|- content |- はいNames with high byte characters are allowed in the JCR spec. You can do this. Characters must be ASCII, UTF-8 or UTF-16. Item names cannot conta...

Hello HL,You will need to get with an Adobe sales person to get a trial/demo version of Adobe Experience Manager. There are no limited time trial downloads as there are with the desktop software.There is a phone number on the bottom of the AEM page on the Adobe site: http://www.adobe.com/solutions/web-experience-management.htmlLet me know if that helps,Deke