Two years after the passing away of light novel’s author Noboru Yamaguchi, MF Bunko J has announced on their official website that the imprint has decided to continue the Zero No Tsukaima light novels series.
The 20th and most recent volume was published in 2013. Yamaguchi planned to end the series on the 22nd volume in 2012, however, he was already admitted to the hospital by the end of 2011. Yamaguchi passed away in 2013 due to cancer.
The light novel series was first released in 2004 and it has inspired four anime TV adaptations.