1girl, o, arm_behind_back, arm_up, ascot, bare_shoulders, bega_(omuraisu_820), black_panties, blush, breasts, crop_top, hair_ribbon, heterochromia, hololive, houshou_marine, houshou_marine_(1st_costume), knee_up, long_hair, looking_at_viewer, medium_breasts, no_eyepatch, panties, pantyshot, parted_lips, pleated_skirt, red_ascot, red_eyes, red_hair, red_ribbon, red_shirt, red_skirt, ribbon, salute, shirt, skirt, sleeveless, sleeveless_shirt, solo, standing, standing_on_one_leg, thighs, twintails, underwear, virtual_youtuber, white_background, yellow_eyes