"Kinkin sensei eigano yume" (Master Flashgold's Splendiferous Dream) written by Harumachi KOIKAWA got famous as a reading for adults, which was distinguished from the childish kusazoshi that had been written until then.
恋川春町の『金々先生栄花夢』（1775年刊行）がそれまでの幼稚な草双紙とは一線を画する、大人向けの読み物として評判になった。