This monograph investigates how Japanese employs different structures found in the grammatical voice, both synchronically and diachronically. The Japanese voice system, especially the passive voice, has provided much interesting data for typological comparison, and Japanese examples are often cited in various linguistic works. However, the basic structure consisting of a suffix -(r)are is taken for granted as the passive voice, but it has not been thoroughly compared with various structures with similar functions in other languages. It is argued here that various typological comparisons can...