Yae Miko is a Youkai and the Kitsune familiar of the Raiden Shogun. She serves as the head Miko of the Grand Narukami Shrine. She is also the owner of Yae Publishing House, which publishes Light Novels.
Yae has a cunning and fox-like personality. She is fond of teasing the traveler and other characters that amuse her. She has also shown a deep affection for the Raiden Shogun, and was even trusted with her gnosis with the Shogun sealed her consciousness away.
Yae Miko shares many traits with Yae Sakura from Houkai 3rd and predecessors like name, appearance, background and voice actors. Any deeper connections are not confirmed at this point.