日语名词有无格范畴,是个值得研究的课题。日本语法学界,一些人认为有格范畴,其根据是格的性质,因为格是表示名词在句中与其他词的关系的语法范畴,日语作为一种语言,其名词也应该有格的范畴;另些人认为日语名词无格的范畴,其理由是日语名词无词形变化,在句中与其他词之间的关系借助于格助词来表示。本文作者认为日语名词有格的范畴,只是格的表达手段与其他语言不同而已。为了把问题阐述清楚,准备从下列几个方面加以考察。 Japanese terms have unclassified category, is a subject worth studying. Japanese grammar circles, some people think that there is a category based on the nature of the lattice because the lattice is a grammatical category that indicates the relationship between the nouns and other words in a sentence. Japanese, as a language, should also have a category of lattice. Others argue that the unqualified category of Japanese nouns is based on the fact that Japanese nouns have no inflectional form. The relationship between the other nouns and the other nouns in the sentence is expressed by means of the lattice auxiliary words. The author of this article thinks that Japanese nouns have the qualifications of categories, but only the expressions of the genres are different from those of other languages. In order to clarify the problem, ready to be investigated from the following aspects.