Its lyrics are from a waka poem written by an unnamed author in the Heian period (794–1185), and the current melody was chosen in 1880, replacing an unpopular melody composed eleven years earlier.
A súa letra procede dun poema waka escrito no período Heian (794–1185), e a melodía adaptouse en 1880, substituíndo a outra melodía pouco popular composta once anos antes.