Does anyone know how to achieve (replicate) these kinds of graphics / looks from MMD videos like on Iwara?

[nenexgod]

They all have that smooth shadow with rim light (occasionally) from what I can see. I assume they are all using KKUTS?
Exampe:
- https://www.iwara.tv/video/yPAHZhQh...ide-her-and-soon-became-my-personal-plaything
- https://www.iwara.tv/video/plbcAhnwlZKTuS/70-wuwa-tiktok-series
- https://www.iwara.tv/video/oTzzhAsZS2YvUx/chisa