3girls, d, afloat, artoria_pendragon_(fate), bikini, bikini_under_clothes, black_hair, black_ribbon, blonde_hair, blue_bikini, blue_eyes, blush, breasts, chibi, chibi_inset, dark_sakura, day, eating, fate/grand_order, fate/stay_night, fate_(series), food, fujimaru_ritsuka_(female), green_eyes, hair_ribbon, hair_twirling, hat, holding, holding_food, innertube, large_breasts, long_hair, lying, matou_sakura, medusa_(fate), medusa_(rider)_(fate), multiple_girls, navel, on_back, open_mouth, outdoors, parted_bangs, piyo_(pixiv_2308057), popsicle, red_bikini, ribbon, saber, see-through, shirt, short_hair, short_sleeves, sidelocks, smile, soaking_feet, standing, stream, sun_hat, sunlight, swimsuit, teeth, tied_shirt, tohsaka_rin, tree, upper_teeth_only, very_long_hair, water, waterfall, white_headwear, white_shirt