Cat + Gamer Vol. 1

This adorable manga will appeal to video game lovers and cat lovers alike! Riko, and avid gamer, finds a stray cat, and uses her knowledge from rpgs to learn to take care of it. For instance, you want to level up your party members to make them as strong as possible, which is essentially how you take care of pets. Kinda? Typically we fight alongside our pets less than rpg parties.

There are many volumes to this series, so be warned, in case you love it.