Kouko Shirakawa has written at least 8 books. Their most popular book is Raven of the Inner Palace with 6 saves with an average rating of 3⭐.
They are best known for writing in the genres Fantasy, Young Adult, and Comics & Graphic Novels.
 Raven of the Inner Palace
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 Raven of the Inner Palace (Light Novel), Vol. 3
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 後宮の烏
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 Raven of the Inner Palace (Light Novel), Vol. 6
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 Raven of the Inner Palace (Light Novel), Vol. 7
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 Raven of the Inner Palace (Light Novel), Vol. 5
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 Raven of the Inner Palace (Light Novel), Vol. 4
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 Raven of the Inner Palace (Light Novel), Vol. 2
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