Udagawa Tomoe from BanG Dream.
It is 100 official pictures and autotags.
Example prompt for casual Tomoe:

udagawatomoe, 1girl, solo, dress, long hair, red hair, black dress, choker, jewelry, necklace, blue eyes, short dress, jacket, collarbone, long sleeves, bangs, black choker, cslsk

School uniform Tomoe:

udagawatomoe, 1girl, solo, long hair, skirt, grey jacket, necktie, jacket, school uniform, red hair, plaid skirt, plaid, pleated skirt, blazer, bangs, miniskirt, long sleeves, striped necktie, striped, haneoka school uniform