1girl, beach, bikini, blush, breasts, cleavage, cowboy_shot, fellatio_gesture, hanging_breasts, heterochromia, hololive, houshou_marine, houshou_marine_(summer), large_breasts, leaning_forward, long_hair, navel, ocean, official_alternate_costume, open_mouth, orange_eyes, outdoors, red_bikini, red_eyes, red_hair, red_nails, sky, solo, swimsuit, takeno_omoti, twintails, virtual_youtuber