The official website for Shueisha's entertainment novel imprint Orange Bunko imprint announced today that an anime adaptation of Kouko Shirakawa's Kokyu no Karasu (Karasu in the Inner Palace) novel series is now in the works. How and when it will be distributed are currently unknown.
With illustrations by manga artist Ayuko (Kimi to Eureka, Haru to Arashi), the "Chinese Fantasy Tale" novel series has been published from the imprint since April 2018 and sixt volumes have been released in Japan so far. According to the publisher, The series has printed 900,000 copies in total so far.
In the depths of the inner palace in China, there lives a special queen consort called "Uki" (Crow Queen), who is a queen but does not sleep with the emperor. Some who have seen her say she is an old woman, while others say she is a young girl. She is said to have magical powers and can do anything you ask her to do, from killing people to finding lost items.
One night, the emperor of the time, Koushun, comes to visit the current Uki, Ryu Jyusetsu. He says that a jade earring he found is haunted by a female ghost and he wants to know who it is…
Koushun, the emperor, whose mother was killed by the Empress Dowager when he was a boy, has gone through a lot of hardships as the abolished crown prince. Jyusetsu, who is said to be the chosen one of the gods, and has lived a life as Uki, which even the emperor has said that no one can give orders to her. Their encounter will reveal a "secret" that will overturn history…!
— オレンジ文庫＠集英社 (@orangebunko) December 14, 2021
Novel 1st and 6th volume covers: