1girl, arm_up, bikini, black_bikini, breasts, cleavage, collar, collared_shirt, hand_up, heterochromia, hololive, houshou_marine, kashuu_(pixiv_66328082), large_breasts, long_hair, long_sleeves, looking_at_viewer, loose_clothes, loose_shirt, medium_breasts, open_clothes, open_shirt, ponytail, red_eyes, red_hair, shirt, simple_background, solo, swimsuit, upper_body, virtual_youtuber, white_background, white_collar, white_shirt, yellow_eyes