Natsuhiko Kyogoku ( 京極 夏彦 Kyōgoku Natsuhiko, born March 26, 1963) is a Japanese mystery writer, who is a member of Ōsawa Office. He is a member of the Mystery Writers of Japan and the Honkaku Mystery Writers Club of Japan.
Three of his novels have been turned into feature films; Mōryō no Hako, which won the 1996 Mystery Writers of Japan Award, was also made into an anime TV series, as was Kosetsu Hyaku Monogatari, and his book Loups=Garous was adapted into an anime feature film. Vertical have published his debut novel as The Summer of the Ubume.
(from Wikipedia)

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