A comprehensive overview of the the Japanese foreign exchange market, this text provides a comparative economic analysis of practices and risks as well as related policy issues. After a short introduction to the history of money in Japan, the work focuses on three areas. It looks at the general characteristics of the market such as market participants, trading strategies as well as accounting rules and practices and their influence on attitudes towards risks. In particular, the author searches for an explanation for the large currency losses Japanese firms experienced in recent years. The...