1girl, arm_behind_back, bad_twitter_id, bare_tree, beanie, bikini, blush, breasts, breath, hat, heterochromia, hololive, houshou_marine, houshou_marine_(summer), large_breasts, long_hair, looking_at_viewer, navel, no_nose, official_alternate_costume, outdoors, parted_lips, plaid, plaid_scarf, ponnu_(nikeytina), red_bikini, red_eyes, red_hair, red_headwear, red_scarf, scarf, skindentation, snow, snowing, solo, stomach, swimsuit, thigh_strap, tree, twintails, virtual_youtuber, yellow_eyes