1girl, black_jacket, black_thighhighs, closed_mouth, clothing_cutout, hand_on_own_cheek, hand_on_own_face, hood, hood_down, hooded_jacket, idolmaster, idolmaster_shiny_colors, jacket, jichi, long_sleeves, looking_at_viewer, lying, medium_hair, milestone_celebration, on_stomach, pillow, purple_eyes, purple_hair, shoulder_cutout, sidelocks, solo, striped, striped_thighhighs, tanaka_mamimi, thighhighs, white_background