1girl, alternate_costume, black_leotard, black_skirt, blue_archive, blue_eyes, blue_hair, breasts, cleavage, clothes_pull, collared_shirt, covered_navel, floating_hair, halo, highleg, highleg_leotard, leotard, long_hair, long_sleeves, looking_at_viewer, lying, medium_breasts, necktie, on_back, open_clothes, open_shirt, parted_lips, raki_kr, shirt, simple_background, skirt, skirt_pull, solo, strapless, strapless_leotard, thighs, two_side_up, white_background, white_shirt, yuuka_(blue_archive)