Sasurai no Taiyou

is a Japanese manga series written by Keisuke Fujikawa and illustrated by Mayumi Suzuki. It also received an anime adaptation by Mushi Productions which ran for 26 episodes from April 8 to September 30, 1971.

Plot
Two girls were switched at birth by a grudgeful nurse against one of the newborns' parents. Miki Kouda was born in the poor, while Nozomi Mine into the rich Kouda clan. But fate cannot separate the two girls who compete to become successful singers after meeting at high school.