Not a distinct character, but this is a LORA of Himesaka Noa depicted by kukuchi.
Their depictions are somewhat distinct from the official art, and the the difference warrants their own LORA.
Recommended weight: 0.7-1.0, try 0.85 for better results.
You might run into the same problem - her blushing in every image, but this is usually fixed by putting "blush" , or even "(blush:2") into negative prompt
