astelia, kazusa (blue archive), blue archive, absurdres, highres, 1girl, animal ears, black pantyhose, blue skirt, blurry, blurry background, book, cat ears, cat girl, colored inner hair, desk, eating, eraser, food, food in mouth, halo, multicolored hair, pantyhose, pencil, pink hair, pink halo, pleated skirt, pocky, pocky in mouth, school desk, school uniform, serafuku, shirt, sitting, skirt, solo, white shirt