1girl, :d, arms_up, beach, bikini, black_jacket, blush, breasts, cleavage, cloud, collarbone, gold_necklace, gold_trim, heart, heart_necklace, heterochromia, highres, hololive, houshou_marine, houshou_marine_(summer), jacket, jewelry, long_hair, looking_at_viewer, medium_breasts, navel, necklace, no_headwear, ocean, official_alternate_costume, open_mouth, outdoors, ponytail, red_bikini, red_eyes, red_hair, scarf_(50464982), sky, smile, solo, stomach, swimsuit, two-sided_fabric, two-sided_jacket, upper_body, virtual_youtuber, water, yellow_eyes