(1) devil lord arises
(2) konosuba crossover: the wielder of the dark chunchunmaru
(3) ranking game with the Gremory house
(4) working with the other Maou-sama on Wcdonalds
(5) Dating the devils with system
(6) Extinction of humans
(7) Lustful night
(8) Back to his world
Note: each volume will consist of 2-8 chapters