Personal pronouns in Japanese form a heterogeneous category. This book investigates their historical development from a functional perspective. It shows that while nouns give rise to personal pronouns through semanticization of pragmatic inferences, the use of non-nominal forms such as demonstratives and reflexives for person referents can be resolved within their original functions, offering little reason to treat them as personal pronouns. The cross-linguistic investigation into the common sources of personal pronouns reveals that the development of personal pronouns from nouns is largely...