1girl, black_gloves, bound, box, breasts, cleavage, elbow_gloves, feet_out_of_frame, from_above, gloves, hair_ornament, hat, heterochromia, hololive, houshou_marine, houshou_marine_(1st_costume), in_box, in_container, koubou_(cowbow_kun), large_breasts, leotard, long_hair, lying, on_back, pink_hair, pirate_hat, pom_pom_(clothes), pom_pom_hair_ornament, red_eyes, red_headwear, red_ribbon, ribbon, ribbon_bondage, see-through, see-through_cleavage, solo, thighhighs, twintails, virtual_youtuber, yellow_eyes