MMD was first introduced in 2006 by a Japanese developer, and since then, it has gained a massive following worldwide. One of the key factors contributing to its popularity is the availability of 3D models, which can be downloaded and used to create animations. These models, often featuring popular characters from anime, games, and music, are created by fans and shared online. The MMD model download culture has become an integral part of the community, with thousands of models available for download, ranging from simple characters to complex scenes and environments.