Murakami is just your average college student—he attends class, works, and plays games on his days off. And it's a day like any other when he comes across a stray in the park near his apartment. But instead of a cute, fluffy friend, Murakami finds himself face to face with...a real-life dragon?! Her name is Ilsera, and she's on a training trip to become a fully fledged member of her species! Her only request is for Murakami to foster her during her time in the human world. And so Murakami somehow winds up with a strange new roommate... (Source: Yen Press)
The job of babysitting monsters and creatures... that is the role of a "Mamori-bito"! A hundred years ago, a gigantic dragon suddenly appeared, capable of swallowing entire nations whole. In search of the treasure slumbering within it, people began venturing into the dragon’s belly, where monsters ran rampant. Ariaris, a hopeless ranger who found herself unable to return to the surface from inside the dragon, is taken in by Lumon, who has lived there for a long time and works as a "Mamoribito", and ends up helping to look after the monsters’ children!? Whether human or monster, children are all a handful! A parenting × fantasy tale featuring rookie Mamoribito Ariaris! (Source: Shounen Gahousha, translated)
About a woman named Ueno Kimie who fell in love with weightlifting.

