Vertical published the earlier Kizumonogatari novel in December 2015, and began publishing the original Monogatari Series novels beginning December 2016 with the Bakemonogatari novels.
The next story is titled Shinomonogatari (Death Story), and will ship in two volumes simultaneously on August 19.
Author NisiOisin’s official Twitter account revealed the next book in his Monogatari Series of novels on Monday.
Aniplex of America is releasing the anime adaptations of the Monogatari Series in North America.