This is Jiuyuan from Neverness to Everness.

Her base prompt:

Jiuyu4n, large breasts, blue eyes, long hair, grey hair,

With Oriole Song:

white pants, black headwear, hat flower, black shirt, high-waist pants, earrings, jewelry, large purple hat, long sleeves, coat, belt,

Self-Discipline Time:

midriff, navel, black pants, long hair, white shirt, white hat, off shoulder, crop top, long sleeves, choker, purple nails, off-shoulder shirt, white headwear, bra strap, drill hair, leggings, beret, black background, nail polish, tied shirt, bare shoulders, casual, drill sidelocks, collarbone,