Since this is likely independent creator content, "solid" or official versions are usually hosted on:
You can often find previews of their work on Twitter (X) or Pixiv by searching for the "YyukoLD" handle. YyukoLD_2022-04.zip
The filename appears to refer to a specific archive of digital content—likely 3D animations or ASMR videos—produced by a creator known as YyukoLD in April 2022 . Since this is likely independent creator content, "solid"
If you are looking for a summary or breakdown of what is typically found in a monthly "LD" (Long Duration or Large Data) archive from this creator, it usually consists of: YyukoLD_2022-04.zip
4K or 2K static images of 3D models.