1girl, bikini, breasts, cleavage, day, eyewear_on_head, gradient_hair, grin, hair_ribbon, heart, heart-shaped_eyewear, heart_necklace, heterochromia, hololive, houshou_marine, houshou_marine_(summer), jewelry, large_breasts, long_hair, multicolored_hair, necklace, official_alternate_costume, official_alternate_hair_length, official_alternate_hairstyle, ootsuka_you, outdoors, purple_hair, red_bikini, red_eyes, red_hair, red_ribbon, ribbon, side-tie_bikini_bottom, smile, solo, swimsuit, twintails, very_long_hair, virtual_youtuber, yellow_eyes