2girls, artoria_pendragon_(fate), ass, baseball_cap, beach, bikini, black_headwear, blonde_hair, blue_jacket, blue_one-piece_swimsuit, blue_sky, breasts, cloud, competition_swimsuit, covered_navel, cropped_jacket, cross_(crossryou), day, dual_persona, fate/grand_order, fate_(series), from_behind, green_eyes, hair_through_headwear, hat, horizon, jacket, long_hair, looking_back, multiple_girls, multiple_views, mysterious_heroine_x_(fate), mysterious_heroine_xx_(fate), ocean, one-piece_swimsuit, open_clothes, open_jacket, outdoors, ponytail, saber, saber_(summer_battle_clothes)_(fate), shrug_(clothing), side-tie_bikini_bottom, sky, small_breasts, swimsuit, waves