"The LDP has been in power almost continuously since its foundation in 1955—a period called the 1955 System—except between 1993 and 1994, and again from 2009 to

"The LDP has been in power almost continuously since its foundation in 1955—a period called the 1955 System—except between 1993 and 1994, and again from 2009 to 2012. In the 2012 election, it regained control of the government." – Wikipedia