Takianna no Honshou wa S na no ka M na no ka Ore Dake ga Shitte Iru.Only I Know Whether Taki Anna's True Nature Is S or M; Nature of Anna Taki is S or M either of whether, it is only I who knows; Takianna no Honshou wa S na no ka M na no ka Ore Dake ga Shitte Iru.; Taki Anna no Honshou wa S nano ka M nano ka Ore dake ga Shitteiru.; Takianna no Honshou wa S nanoka M nanoka Ore Dake ga Shitte Iru.; 瀧晏名の本性はSなのかMなのか俺だけが知っている。; Takianna no Honshou wa S na no ka M na no ka Ore Dake ga Shitte Iru