Volumes

Hataraku Maō-sama! (はたらく魔王さま！ Demon King at Work!), localized in English as The Devil is a Part-Timer!, began as a light novel series written by Satoshi Wagahara, with illustrations by the artist Oniku. Wagahara originally entered the first novel in the series with the title Maōjō wa Rokujō Hitoma! (魔王城は六畳一間! Demon Castle within a six-tatami room!) into ASCII Media Works^[1] 17th Dengeki Novel Prize^[2] in 2010, where the novel won the Silver Prize.^[3] The first novel was published by ASCII Media Works on February 10, 2011 under their Dengeki Bunko^[4] imprint, and twenty-one volumes have been released as of August 2020,^[5]^[3] as well as two Volume backstories.

Yen Press^[6] has announced that they have licensed the light novels in English.^[7] The first volume was released on April 21, 2015.

No.	Title	Release Date
0	Hataraku Maou-sama! Light Novel Volume 0	September 10, 2014
0-II	Hataraku Maou-sama! Light Novel Volume 0-II	September 10, 2016
1	Hataraku Maou-sama! Light Novel Volume 1	February 10, 2011
2	Hataraku Maou-sama! Light Novel Volume 2	June 10, 2011
2.8	Hataraku Maou-sama! Light Novel Volume 2.8	December 4, 2013
3	Hataraku Maou-sama! Light Novel Volume 3	November 10, 2011
4	Hataraku Maou-sama! Light Novel Volume 4	February 10, 2012
5	Hataraku Maou-sama! Light Novel Volume 5	June 10, 2012
5.5	Hataraku Maou-sama! Light Novel Volume 5.5	July 3, 2013
6	Hataraku Maou-sama! Light Novel Volume 6	October 10, 2012
7	Hataraku Maou-sama! Light Novel Volume 7	February 10, 2013
8	Hataraku Maou-sama! Light Novel Volume 8	April 10, 2013
9	Hataraku Maou-sama! Light Novel Volume 9	August 10, 2013
10	Hataraku Maou-sama! Light Novel Volume 10	December 10, 2013
11	Hataraku Maou-sama! Light Novel Volume 11	May 10, 2014
12	Hataraku Maou-sama! Light Novel Volume 12	February 10, 2015
13	Hataraku Maou-sama! Light Novel Volume 13	June 10, 2015
14	Hataraku Maou-sama! Light Novel Volume 14	September 10, 2015
15	Hataraku Maou-sama! Light Novel Volume 15	February 10, 2016
16	Hataraku Maou-sama! Light Novel Volume 16	June 10, 2016
17	Hataraku Maou-sama! Light Novel Volume 17	May 10, 2017
18	Hataraku Maou-sama! Light Novel Volume 18	January 10, 2018
19	Hataraku Maou-sama! Light Novel Volume 19	September 7, 2018
SP	Hataraku Maou-sama! Light Novel SP ^[8]	June 9, 2018^[8]
SP2	Hataraku Maou-sama! Light Novel SP2 ^[9]	August 10, 2018^[9]
20	Hataraku Maou-sama! Light Novel Volume 20	December 7, 2018
SS	Hataraku Maou-sama! Light Novel SS	February 9, 2019
21	Hataraku Maou-sama! Light Novel Volume 21	August 7, 2020
Okawari!!	Hataraku Maou-sama! Light Novel Okawari!!	July 8, 2022
ES!!	Hataraku Maou-sama! Light Novel ES!!	September 8, 2023