1girl, ass, bare_shoulders, barefoot, beach, bikini, blue_sky, blush, breasts, cleavage, collarbone, day, feet, from_side, heart, heart-shaped_eyewear, heterochromia, hololive, houshou_marine, houshou_marine_(summer), jewelry, large_breasts, legs, licking_lips, long_hair, looking_at_viewer, lying, necklace, official_alternate_costume, on_stomach, outdoors, quatthro, red_bikini, red_eyes, red_hair, shore, sky, smile, soles, solo, sunglasses, swimsuit, the_pose, tinted_eyewear, toes, tongue, tongue_out, twintails, unworn_eyewear, v, virtual_youtuber, yellow_eyes