Um...You know, that is irresponsible attitude, that is his/her uploads, then he/she should solve it before asking for help, if he/she does not, I am gladly to help :)
About your case, I checked some sources, those games have Crack inside, they are inside Japanese folder named "解析素材&起動用ファイル" or so, but it assigned "hidden" and "system" attribute, you need uncheck those options in Tools → Folder Option to show files that hidden and system properties ^^