It seems a lot of people really do have trouble finding models that they've seen and like for MMD. I have a lot of people who visit my Deviant Art gallery asking for links and this can get irritating as I am not in the habit of collating links. However, there is a percentage of people who genuinely are new to MMD and really have no idea, and it is for these people that I am writing this brief tutorial.
Almost all models available for MMD exists somewhere on the Internet for download with perhaps the following exceptions:
Those that are sold commercially (Windows 100% models)Those that were taken out of circulation by their creatorsThose that are made privately for personal enjoyment or private collections
In general, you should NEVER ask for a download link for these as in the case of 1 & 2, where download links exists, they are probably ILLEGAL (as in you'll probably be breaking applicable Copyright Laws if you used those links). As for case 3,