Vertical has not set a release date for Serial Killer Detective, but is aiming for a fall release.
The novel inspired an anime adaptation as part of the Monogatari Series Second Season anime.
Vertical will release The Dark Maidens on May 29.
Vertical announced at its Anime Boston panel on Friday that it has licensed NisiOisin’s Katanagatrai and Kabukimonogatari, Rikako Akiyoshi’s The Dark Maidens (Ankoku Jōshi), Eiji Mikage’s Serial Killer Detective (Satsujinki Tantei no Netsuzō Bigaku) novels.