民譚集[mindanshuu] collection of folk stories
後日譚[gojitsudan] sequel
異聞奇譚[ibunkitan] strange stories and curious tales
英雄譚[eiyuutan] epic
譚詩曲[tanshikyoku] ballade

譚歌[tanka] ballad
奇譚[kitan] mysterious story
経験譚[keikentan] story recounting one's personal experience
古譚[kotan] old tale
譚詩[tanshi] ballade