1girl, <, arms_up, bed, blush, bow, bow_panties, cameltoe, clothes_pull, greyscale, loli, looking_at_viewer, lying, monochrome, navel, on_back, original, outstretched_arms, outstretched_hand, pajamas, pajamas_pull, panties, pants, pants_pull, pillow, polka_dot, polka_dot_panties, shirt, shizuki_ruriko, short_hair, solo, takahashi_tetsuya, thighs, underwear