本論文主要在探討日語「名詞ニ／トナル」句之被動、自發、可能、尊敬用法，在蘇（2005）的研究裡發現，「名詞ニ／トナル」句除具有表變化的典型用法外，它並具有表非變化的多種用法。本論文針對「名詞ニ／トナル」表非變化的被動、自發、可能、尊敬用法、依下列順序剖析其結構特徴及語義形成之原理。 ⅰ）ナル與文法態・「（ラ）レル」間之關連性 ⅱ）被動用法 ⅲ）自發用法 ⅳ）可能用法 ⅴ）尊敬用法

The purpose of this paper is to analyze the marginal uses of the ＂(noun)ni/tonaru＂ expression s in Japanese. In my analys is (2005), I have found that the ＂(noun)ni/tonaru＂ expression h as prototypical meaning of change-of-state, besides it has several kinds of non-prototypical meaning. The main discussion of this paper includes passive use, spontaneous use, potential use, and respectful use related to the change-of-state sentences either in construction or in meaning.