satou atsuki, amamiya manami, gakuen utopia manabi straight!, 00s, 1girl, ahoge, blue eyes, blush, bob cut, bow, clenched hand, clenched hands, female focus, flat chest, gradient hair, hair ribbon, looking at viewer, massugu go, midriff, midriff peek, multicolored hair, oekaki, open mouth, pink bow, pink hair, plaid clothes, plaid skirt, ribbon, school uniform, serafuku, short hair, simple background, skirt, solo, white background