halulu, shirasaka_koume, year_2024, 1girl, belt, black_sailor_collar, blonde_hair, blue_background, blue_belt, blue_skirt, blush, border, bow, bowtie, closed_mouth, collarbone, cosplay, cowboy_shot, flat_chest, hair_over_one_eye, kita_high_school_uniform, looking_at_viewer, outside_border, pleated_skirt, red_bow, red_bowtie, red_eyes, sailor_collar, school_uniform, shirt, short_hair, short_sleeves, simple_background, skirt, smile, solo, standing, summer_uniform, white_border, white_shirt, highres, idolmaster, idolmaster_cinderella_girls, idolmaster_cinderella_girls_starlight_stage, suzumiya_haruhi_no_yuuutsu