The Teacher Is an Unsatisfied Ass Enthusiast

Note: Includes two one-shots: "Sensei wa Matanai XXnist" (先生はマタない××ニスト, The Teacher Is a Selfish Ass Enthusiast) and "Sensei wa Matenai XXnist: Bangai-hen" (先生はマない××ニスト 番外編, The Teacher Is an Impatient Ass Enthusiast: Extra), and an extra chapter.