Monogatari
Mumyōzōshi, a 13th-century literary critique on monogatari, many of which are no longer extant Fūyō Wakashū, a 13th-century collection of poetry from various monogatari sources, many of which are no longer extant Konjaku Monogatarishū, a collection of over one thousand Heian period monogatari, of which 28 remain today.