ON-ใใญ่่ถ is a prototype holokuki. I think the repo got renamed.
It was an attempt at merging noise offset into a model, which I've concluded is not the best idea at the moment, and using a noise offset LoRA is better.
Fun fact, this article currently cites this as the oldest pool #8 type image since it was once posted (with heavy compression artifacts) as early as the end of last year.