The June issue of Kadokawa 's Monthly Comic Alive published the final chapter of the first part of the manga , but revealed that it will continue with two different serializations running simultaneously.
Just as the first part of the manga adapted the first volume of the novel, the next two manga serializations will adapt the second and third volumes of the light novel , respectively. Both manga will debut in Monthly Comic Alive magazine on June 27th of this year.
Source: ANN