This a Lora model. The model is the character murata_himeko from the game Honkai Impact, base model is sunshinemix_Pruned. On the sunshinemix_Prunedmodel will work best.
Usage
These are my settings I always use it is recommended but not essential;
Steps: 20+
Sampler: DPM++ 2M Karras
CFG scale: 6 to 10
Size: 1024*1024