1girl, aqua eyes, aqua hair, back, braid, choker, colored inner hair, envelope, from behind, hair ornament, hair over one eye, hairband, halo, heart, holding, holding ribbon, long sleeves, looking at viewer, looking back, multicolored hair, pleated skirt, ribbon, school uniform, serafuku, short hair, sidelocks, single braid, skirt, smile, solo, two-tone hair