Yume Ayato is the original creator of the light novel series Chibikko Kenja, Lv.1 kara Isekai de Ganbarimasu!. This series, which began in 2015, follows the story of Kujo Yuri, an avid player of the MMO game Elyushia Online who is transported into the game world after successfully switching to the sage job class, finding herself in the body of a small child.

The work originated as a light novel published by KADOKAWA under their Famitsubunko imprint, with illustrations provided by Note Takehana. The story was subsequently adapted into a manga series, which began serialization on December 28, 2018, in Dengeki PlayStation magazine, also published by KADOKAWA. For the manga adaptation, Yume Ayato is credited with the original story, while Misaki Juri is credited as the illustrator, with character drafts by Benitama. The manga was compiled into at least four tankobon volumes, with release dates spanning from June 26, 2019, to June 25, 2021.

The series is categorized within the adventure, fantasy, and comedy genres, incorporating common isekai elements such as video game mechanics and leveling systems. Reviews and discussions of the work highlight the art style and the protagonist's journey to return home while navigating her new circumstances in a game-like world.