The anime series ''Kaguya-sama: Love is War'' will have a light novel adaptation 

Shueisha revealed Aka Akasaka's Kaguya-sama: Love is War manga is receiving a novel titled Tensaitachi no Renai Jinrosen (Literally: The Geniuses' Love Werewolf War). The novels will be published on 17 November and Jūichiro Hitsujiyama will write the novel.

 ATTENTION, THE FOLLOWING PARAGRAPH CONTAINS SPOILERS ON THE HISTORY OF THE MANGA AND ANIME

The story is set after Kaguya and Shirogane finally get together, but before the decisive battle with the Shinomiya family. A war begins to uncover a treasure on an island owned by the Fujiwaras. 

Akasaka began the Kaguya-sama: Love is War manga in Shueisha's Miracle Jump magazine in May 2015 but moved it to Young Jump in March 2016. The manga ended in November 2022. Shueisha published the manga's 28th compiled book volume on December 19. 

Source: ANN