 In 1968 the train was renamed "Aizu Yamabata", but from 1993 onward it was renamed "Viva Aizu" and ran only between Koriyama and Aizu-Wakamatsu.The train was finally discontinued as a limited express service in 2003.In 1967, JNR electrified the section between Kōriyama and Kitakata at 20 kV AC.