Ms. Tanaka, whose full name is Yone Tanaka, serves as the loyal housemaid to the Kouyama family in the anime Looking for the Full Moon. She is specifically the maid of Fuzuki Koyama, Mitsuki's grandmother. Tanaka often behaves in a silly or lighthearted manner, but she genuinely cares for both Fuzuki and her granddaughter Mitsuki. She takes great pride in her domestic abilities, which include cooking, cleaning, and shopping, and she is highly skilled in these tasks. A curious and somewhat nosy person, Tanaka frequently eavesdrops on conversations around the household, a habit that sometimes gets her into trouble. She has a strong fondness for music and keeps a radio with headphones so she can listen secretly without Fuzuki knowing; Mitsuki occasionally uses this knowledge to blackmail her into cooperation. Tanaka also develops a romantic crush on Keiichi Wakaoji, a music producer, and becomes jealous of his assistant Masami Oshige, mistakenly believing Oshige is Wakaoji's fiancée. In one episode, Tanaka challenges Oshige to a bridal contest to prove her worth, but she ultimately concedes after seeing Wakaoji and Oshige laughing together, accepting what she believes is their mutual love. Throughout the story, Tanaka remains a supportive background figure who adds comic relief and warmth, but she does not undergo significant character development or possess any supernatural abilities. Her role is primarily that of a caring domestic caretaker and a source of occasional humor through her quirks and misguided assumptions.