Gojo Rakuen originated as two separate yukaku called Gojo-hashishita and Nanajo-shinchi located next to each other, but the two merged during the Taisho period and became Gojo Rakuen.
五条楽園は、もともとは五条橋下と七条新地という隣接する二つの遊郭であったが、両者が大正時代に合併し五条楽園となった。