1girl, ahoge, artoria_pendragon_(fate), breasts, brown_thighhighs, closed_mouth, fate/grand_order, fate_(series), from_below, fu-ta, glasses, gym_shirt, jacket, jacket_partially_removed, looking_at_viewer, mysterious_heroine_x_alter_(fate), mysterious_heroine_x_alter_(second_ascension)_(fate), name_tag, one-piece_swimsuit, ribbon, school_swimsuit, shirt, short_sleeves, sitting, solo, swimsuit, thighhighs, white_shirt