noun
medley of Japanese songs; suite of traditional vocal pieces
A traditional Japanese musical form consisting of a set of songs, often performed as a suite. Associated with genres like koto or shamisen music, and sometimes with regional folk songs. The term is somewhat specialized and may not be widely known outside traditional music contexts.
この組歌は江戸時代に作曲された。
This kumiuta was composed in the Edo period.
箏の組歌を習っています。
I am learning koto kumiuta.
メドレー is a modern loanword for a medley of songs, often used in pop music contexts, while 組歌 is a traditional Japanese term for a suite of classical vocal pieces.
組曲 is a more general term for a musical suite, often used for Western classical music, whereas 組歌 specifically refers to a suite of songs with vocals.
Compound of 組 (kumi, 'set, group') and 歌 (uta, 'song'). The reading uta becomes voiced to uta due to rendaku. The term has been used since the Edo period to describe a suite of vocal pieces in traditional Japanese music.