Kawachi Ondo; narrative Bon dance song from eastern Osaka
A style of Bon dance song originating in the Kawachi region of eastern Osaka, known for its narrative lyrics and frequent improvisation.
When the Kawachi Ondo started playing at the summer festival, everyone formed a circle and began dancing.
盆踊り is the general term for Bon dance, while 河内音頭 is a specific regional style of Bon dance song.
音頭 is a type of Japanese folk song or dance music, often used in Bon dances. 河内音頭 is one famous example.
河内 (Kawachi, a region in eastern Osaka) + 音頭 (ondo, a style of folk song/dance music). The term refers to a specific local tradition of Bon dance music.