Miseinen Dakedo Kodomo Janai was serialized in the semi-monthly shōjo manga magazine Sho-Comi from December 5, 2012 to February 5, 2016.

Karin Oriyama is a first-year high school student who has spent her entire life living in luxury and being spoiled by her father.

He proposes several rules for their co-habitance: they must not mention they are married at school; they must cook and clean after themselves; they must not enter each other's rooms; and they are allowed to date other people.

[2] In June 2017, Sho-Comi announced that a live-action film adaptation was slated for a nationwide release in Japanese theaters on December 23, 2017.

[3] The film is directed by Tsutomu Hanabusa and stars Yuna Taira as Karin, Sexy Zone member Kento Nakajima as Nao, and Hey!

[17] The first volume of Miseinen Dakedo Kodomo Janai sold over 200,000 physical copies, making it one of Shogakukan's highest first printings.