Based on the manga of the same name
On the newest volume of the manga “How to keep a Mummy” has revealed that an anime adaptation is in the works and will premier on Winter 2018.
Kaori (Yuyushiki) is directing the anime at Studio 8-bit. Deko Akao (Flying Witch) is handling the series composition.
Crunchyroll is releasing the manga in english and describes the story as follows:
“When high school student Sora Kashiwagi finds himself staring down a mysterious oversized package sent to him by his self-proclaimed “adventurer” father, the last thing he expects is for it to be opened from the inside... by a little mummy so small it can fit in the palm of his hand!”
Via: Anime News Network