1girl, bad_pixiv_id, blush, breasts, cleavage, hair_between_eyes, heterochromia, hololive, houshou_marine, houshou_marine_(6th_costume), kohika, large_breasts, looking_at_viewer, official_alternate_costume, red_eyes, red_hair, see-through, see-through_cleavage, short_hair, smile, solo, virtual_youtuber, white_background, yellow_eyes