How to Keep a Mummy

is a manga series by Kakeru Utsugi. Crunchyroll has licensed it for online English distribution.

An anime adaptation by Studio 8-Bit premiered in Winter 2018.

Plot
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!

Official

 * Official English manga site