yakku, onoe serika, chaos;child, science adventure, shiny lips, hashtag-only commentary, 1girl, black thighhighs, blush, bow, breasts, buttons, chest bow, cropped jacket, double-breasted, dress vest, hekiho academy school uniform, long sleeves, looking at viewer, miniskirt, no shoes, one eye closed, pink eyes, pink hair, red bow, sailor collar, school uniform, short hair, short hair with long locks, simple background, sitting, skirt, small breasts, smile, solo, thighhighs, wariza, white background, white sailor collar, zettai ryouiki