The Japanese national anthem, "Kimigayo", has the oldest lyrics, which were taken from a Heian period (794–1185) poem, yet it was not set to music until 1880.
Imnul național japonez, "Kimigayo", are cele mai vechi versuri, care au fost preluate dintr-o poezie Heian (794-1185), dar nu a fost pusă pe muzică până în 1880.