The Devil is a Part-Timer Vol. 3 - Light Novel Review — Taykobon

They’ve reluctantly put aside their differences to fight angels and save a city, but are the Devil and the Hero up to the task of raising a child together?

The Devil is a Part-Timer! Vol. 1 - Light Novel Review — Taykobon

Light Novel Volume 3, Hataraku Maou-sama! Wiki

Is It Wrong to Try to Pick Up Girls in A Dungeon Vol. 3 - Manga Review — Taykobon

The Devil is a Part-Timer! Vol. 4 - Light Novel Review — Taykobon

The Devil is a Part-Timer Vol. 3 - Light Novel Review — Taykobon

The Devil Is a Part-Timer, Vol. 3 - by Wagahara, Satoshi

The Devil is a Part-Timer! SP (Light Novel) Manga

はたらく魔王さま! 3 [Hataraku Maou-sama! 3] by Satoshi Wagahara

Light Novel, OT, Slightly Better than Manga and Anime!, Page 17