1girl, blue_choker, blue_eyes, blue_one-piece_swimsuit, blue_ribbon, breasts, casual_one-piece_swimsuit, choker, cleavage, collarbone, covered_navel, fate/grand_order, fate_(series), glaring, hair_ribbon, kiya_hajime, looking_at_viewer, meltryllis_(fate), meltryllis_(swimsuit_lancer)_(fate), narrowed_eyes, one-piece_swimsuit, open_mouth, pool, pool_ladder, poolside, prosthesis, prosthetic_leg, purple_hair, ribbon, sleeves_past_fingers, sleeves_past_wrists, small_breasts, solo, swimsuit, teeth, very_long_sleeves