Imakagami

The Imakagami (今鏡; Japanese pronunciation: [i.ma.kaꜜ.ɡa.mʲi, -ŋa.mʲi], lit.'The New Mirror') is a Japanese rekishi-monogatari (historical tale) written in the late Heian period. It is also called the Kokagami (小鏡; "The Small Mirror") or the Shoku-Yotsugi (続世継; "Yotsugi, Continued").