1girl, bare_shoulders, barefoot, beach, bikini, blue_sky, blush, breasts, butt_crack, cleavage, closed_mouth, cloud, day, earrings, finger_to_mouth, halterneck, heart, heart_earrings, heterochromia, hololive, houshou_marine, houshou_marine_(summer), index_finger_raised, jewelry, large_breasts, long_hair, looking_at_viewer, nai_(cnoadi8), ocean, official_alternate_costume, outdoors, red_bikini, red_eyes, red_hair, sand, shushing, side-tie_bikini_bottom, sky, smile, solo, string_bikini, swimsuit, virtual_youtuber, water, yellow_eyes