1girl, armband, azur_lane, bad_pixiv_id, bare_shoulders, black_hair, breasts, button_gap, cleavage, jacket, large_breasts, long_hair, looking_at_viewer, official_alternate_costume, open_clothes, open_jacket, partially_unbuttoned, red_eyes, red_jacket, round_eyewear, school_uniform, shirt_tucked_in, simple_background, solo, soranoki, taihou_(azur_lane), taihou_(sweet_time_after_school)_(azur_lane), white_background, yellow_armband