Katase Megumi

Tomoyuki's and Mizuki's childhood friend, as well a classmate of him. She cares about Tomoyuki a lot. After he moved, his parents asked her to take care of him, thus frequently making her help with the Kahara Family's chores, such as making food and house cleaning. She also has known Nonoka for a long time, and often told Nonoka about her precious time spent with Tomoyuki.