1girl, aratake, architect_(girls'_frontline), architect_(nvw_model)_(girls'_frontline), bare_shoulders, bikini, black_bikini, black_hair, blue_sky, blush, breasts, cleavage, collarbone, girls'_frontline, grin, hair_ornament, hair_scrunchie, leaning_forward, long_hair, looking_at_viewer, medium_breasts, navel, ocean, official_alternate_costume, on_water, open_mouth, outdoors, parted_lips, purple_eyes, sangvis_ferri, scrunchie, side_ponytail, sky, smile, solo, standing, swimsuit, two-tone_bikini, water