In the past twenty years, Japan has undergone dramatic changes. Electoral reform has altered the relationship between politicians and voters, and Japan is increasingly a two-party system. The popularity of former prime minister Koizumi Junichiro highlighted the salience of telegenic party leaders.

Amid so many shifts, it remains unclear whether such changes will stand the test of time and where Japanese politics is heading. However, it is not too early to assess the permanence and the direction of political change in Japan. Each chapter in this wide-ranging volume addresses a key...