The Devil is a Part-Timer! Volume 20 Light Novel Review - TheOASG

The Devil is a Part-Timer! is practically interchangeable story-wise with the last few volumes, and with the conclusion coming soon, volume 20 is disappointing.

Experiments in Manga — Page 21 — manga reviews, Japanese literature, and related items of interest

Light Novel Volume 20, Hataraku Maou-sama! Wiki

Light Novels

Saint Seiya: Saintia Sho Volume 1 Manga Review - TheOASG

The Devil Is a Part-Timer, Vol. 7 - by Wagahara, Satoshi

The Devil is a Part-Timer! Volume 21 Review by TheOASG / Anime Blog Tracker

Light Novels

The Devil is a Part-Timer! Volume 18 Light Novel Review - TheOASG

The Great Light Novel Experience - TheOASG

The Devil is a Part-Timer! Volume 18 Manga Review - TheOASG

The Devil is a Part-Timer! Volume 21 Review by TheOASG / Anime Blog Tracker

A Brief Stroll Through V-Scroll Comics - TheOASG

The Devil is a Part-Timer! Volume 9 Manga Review - TheOASG