1girl, o, ahoge, bad_twitter_id, blue_eyes, blush, bra, breasts, cleavage, head_tilt, ichinose_shiki, idolmaster, idolmaster_cinderella_girls, lamp_p9, long_hair, looking_at_viewer, medium_breasts, navel, panties, panty_tug, pink_bra, pink_panties, purple_hair, simple_background, solo, stomach, sweatdrop, underwear, underwear_only, very_long_hair, white_background