Rule 34 Dev - 1girl 1girl 1girl bangs bed blush breasts diagonal_bangs earrings high_resolution idolmaster jewelry lying medium_breasts nail_polish navel navel_piercing nude on_side picture_frame piercing purple_eyes purple_hair shamonabe short_twintails sweat tanaka_mamimi the_idolm@ster:_shiny_colors tied_hair twin_tails|845127