The Jiuta music 'Mitsu-renbo' (a tune expressing love for the instruments themselves, meaning the shamisen, koto and kokyu) has the same idea as the above-mentioned Nagauta, but since this tune is for Jiuta, it's performed in sankyoku gasso.
地歌曲の「三つ恋慕」も同様な趣向の曲であるが、こちらは地歌なので三曲合奏が行なわれる。