One of the important scientist of the Quran’s Semantics is Toshihiko Izutsu and the books of this era is “Ethics-religious concepts in the Quran”; this book consists of three parts: One preface, eleven chapter and one conclusion. This study Describesandanalyzesthe book of Izutsu. According this book, Ethics-religious concepts of Quran, are in two categories: The first category are Moralencountersthat Quran Confirms, corrects or opposite with them; e.g.Pessimisticpictureof Terrestrial life, Tribal and Ethnic solidarity and oldvirtuesof Arabs. The second category are the main conceptsof ethics that each of them included most ofthe Moralwords which include: ‘atheism’, ‘dissemblance’, ‘Faith’, ‘Goodness’ and ‘vice’. The authorin this book FocusonQuran.So that, “Quranitself says and itselfinterpretitsconcepts”. Therefore, focused on the relationships between words too much, and each of the conceptsExplainedAccording to the antonyms and synonyms words. His methods in this book have several characteristics: elucidationdifferent views, presentationof new theories, many references to the Quran verses, avoid of precipitant and Attention to various aspects, belief in the integrity and morality of Quran topics, Belief in moral relativism, following of logical courseinpresentations,Belief inlinguisticrelativity and Textorientation. The advantagesamong this work are: “suitableCategories”, “Trying toextractwords meanings of Qur’an itself” and “Useofdifferent sources for the Writingbook”.But the shortcomings of this book are: There are errors in the booke.g.Wronginthe verses of Quran mentioned, not referred to the Shi'ite sources in the examples, Lack of attention to various aspectsand Multiplemeaningsof words.Withall,Impartially, Izutsupresented Ethics-religious concepts in the Quran and successful in this sense. Because if Considered his theory whiteout exaggerate and grandiosity, Opens the path to a comprehensive investigation in the field of Quran’ssemantics.