1girl, adapted_costume, archetype_earth, arcueid_brunestud, bare_shoulders, bikini, blonde_hair, blush, breasts, cleavage, fate/grand_order, fate_(series), flower, full_moon, hair_flower, hair_ornament, ko_yu, large_breasts, looking_at_viewer, moon, navel, night, night_sky, open_mouth, red_eyes, sandals, short_hair, sky, solo, swimsuit, thighs, tsukihime, white_bikini