is a Japanese manga series by Hari Tokeino. It has been serialized in Hakusensha's shōjo manga magazine LaLa since 2009, and has been collected in twenty-three tankōbon volumes. A 12-episode anime television series adaptation by Brain's Base aired between January 7 and March 25, 2018. An OVA episode was announced in June 2018 and was bundled with the 7th DVD and Blu-Ray releases of the show. Plot After the sudden death of their parents on a plane crash, two young brothers named Ryūichi Kashima (a freshman in high school) and his younger brother Kotarō (a preschooler) are left orphaned and having no place to call home. The chairwoman of the prestigious Morinomiya Academy offers to take the boys into her care, giving them a new house and free tuition, on the condition that Ryuichi helps out with the school's daycare center while also attending normal classes during school hours. Characters Students He and his brother Kotaro lost their parents in an airplane accident, leaving them orphaned. They are taken in by Morinomiya in exchange for him helping with the school's babysitter club. Ryūichi is a kind-hearted and friendly boy who easily befriends people around him. He loves his little brother Kotaro and would do anything for him, trying his best to support him. He takes a liking to the babysitting activities, and all the infants that are drawn to him. A boy in Morinomiya Academy, the son of Shizuka Kamitani and Taizō Hebihara, a science teacher in the school, and Taka's older brother. He becomes friends with Ryuichi and often hangs with him as one of his closest friends. He is mostly expressionless, quiet, and rarely says more than strictly needed. Although he often smacks Taka in order to have him behave (which becomes a recurring running gag), in reality Hayato loves and cares deeply for his brother, although he never openly states it toward him. He eventually joins the babysitting club as an official member, doing activities in there and in the baseball club. A student in Morinomiya Academy's Special Class. She is a very studious girl but is socially awkward. Although she can be blunt and sometimes offensive, she is not a bad person at heart; rather, she finds it difficult to interact with people believing studying hard is all she excels at, and can become easily saddened, which shows that she can be sensitive. She develops a