Manga creator Uru Okabe (Good Night World, Good Night World End, Yajin) posted on their X (formerly Twitter) account on October 2 that they recently had a serious illness and were hospitalized for a while.
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Okabe recently ended the Good Night World End manga, the prequel to their Good Night World manga, on May 21.
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Okabe launched the Good Night World manga on the Ura Sunday service in 2016, and the manga ended in its fifth and final volume in March 2017.
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Okabe launched the prequel manga on the Manga ONE and Ura Sunday services in August 2023.