1920s The Iizaka Line's history can be traced back to August 1921 and the founding of which changed its name to before the end of the year. The section of tramway track between
Fukushima and Iizaka Station (present-day
Hanamizuzaka) opened on 13 April 1923. Later on in the year the company was renamed . The track was soon extended, and in 1927 the present-day
Iizaka Onsen Station became the new terminus with Iizaka Station's name being changed to Hanamizuzaka. 1927 also saw merger of Iizaka Electric Railway with .
1940s–1980s Izumi Station opened in 1940, and in the following years the section between Fukushima and Moriai (present-day
Bijutsukantoshokanmae) was converted to dedicated tramway track. Due to the rebuilding and moving of the track, Moriai was closed then reopened in a new location and Soneda was closed and rebuilt as Dentetsu Fukushima (present-day
Soneda). In 1944, Shimizu Yakuba-mae was renamed Iwashiroshimizu. On 1 March 1945, the line was reclassified as a regional railway line. Following the accident, an
ATS safety system was installed.
2011 earthquake All service on the Iizaka Line was shut down in the immediate aftermath of the
2011 Tōhoku earthquake and tsunami on 11 March, with normal service being restored two days later on 13 March. ==Stations==