I am an MMD user. If you don't know what MMD is, this is the place to be! Otherwise, download anything but CREDIT ME AND USERS WHO HELPED ME. I make hair/models/clothes etc for MMD. MMD (MikuMikuDance) Is a software that comes with regular vocaloids. With MMD, You can make the models sing and dance. PMDEditor helps you make models. MME (MikuMikuEffect) helps you add effect to your videos. I recommend you go to this site
learnmmd.com/ If you are beginning. Good luck future MMDers!