Works well with a lora strength of 0.8.

Base

ayame_reikadou blonde hair, drill hair, large breasts, yellow eyes, long hair,

Outfit

school uniform, frills, skirt, twin drills, red beret, ascot, red jacket, center frills, white shirt, frilled skirt, grey skirt, white thighhighs, garter straps

Recommend placing "dutch angle and arm under breasts" in the negative prompt to filter those out.