The development of inanimate subject passive in Modern Day Japanese-On the influence of the development of potential verb

本研究考察明治大正时期语料库中的助词“稀有”的被动用法。据说江户以前日语中的无灵主语被动式种类很少，明治以后才逐渐普及。我们发现了明治时期的书面文本中有哪些类型的无生命主语被动语态。

This study investigates the passive usage of the particle -rare- in Corpus of Meiji and Taisho periods. It is said that there ware few types of inanimate subject passive in Japanese before Edo Era and they spread out after Meiji period. We found out what types of inanimate subject passive there were in Meiji written text.