Japanese mystery fiction writer Keigo Higashino dies at 68, according to multiple reports. The Japan Times says his official X account states that he dies of cancer. Free Malaysia Today reports that his publisher, Kodansha, says he dies of colon cancer in the early morning of July 23. Higashino is widely known for writing intricate mystery novels and is described by outlets as a prolific author noted for creativity. Both sources attribute his death to cancer, though one specifies colon cancer while the other refers more generally to cancer. The reports indicate that his passing is announced through official channels tied to his name, including an account on X and statements from his publisher. Details on his wider public response or funeral arrangements are not included in the provided summaries.