Hanagasa Ondo (花笠音頭, flower straw-hat song) is a folk song from Yamagata Prefecture, Japan.
[1] It accompanies a local community dance called the "Hanagasa Odori (花笠踊り).
[2] The song is in typical swung ondo rhythm, and features a kakegoe found in no other song; "Ha Yassho Makkasho!"
The dance is performed with a simple straw hat decorated with synthetic flowers.
(kakegoe) Hanagasa Ondo plays when the lid of the Gyukakuni ekiben is lifted.