1girl, arm_support, artist_name, artoria_pendragon_(fate), artoria_pendragon_(lancer_alter)_(fate), black_one-piece_swimsuit, blonde_hair, braid, breasts, choker, cleavage, collarbone, covered_navel, fate/grand_order, fate_(series), french_braid, looking_at_viewer, lying, on_side, one-piece_swimsuit, school_swimsuit, sidelocks, sitting, solo, swimsuit, wide_hips, yellow_eyes, zealyush