1990s_(style), 1girl, arm_behind_head, arm_up, big_hair, bikini, blue_bikini, breasts, cel, cleavage, collarbone, cropped_legs, large_breasts, light_green_hair, navel, pointy_ears, retro_artstyle, ryouko_(tenchi_muyou!), simple_background, smile, solo, spiked_hair, strapless, strapless_bikini, swimsuit, tenchi_muyou!, yellow_eyes