Kikimora

Encyclopedia Entry:
A type of beastmen that serve human men and receive spirit energy as a reward. They mainly appear in the homes of working men, wait on them hand and foot, and assist them. Having a devoted and gentle disposition, it’s their pleasure to treat the man they have their heart set on as their master and serve him. They are highly capable and can perfectly complete any kind of housework including cooking, laundry, and even cleaning.