Momoka Morikuni is a supporting character in A Galaxy Next Door. She is the childhood friend of the protagonist, Ichiro Kuga, and is married to Masahiro Morikuni, who serves as Ichiro's editor. Momoka is a manga artist herself, working under the pen name Kainiku, and is the author of a popular series titled Lion's Fist. Ichiro and others affectionately refer to her as Moka-nee. In terms of background, Momoka previously lived in the same apartment complex as Ichiro. She is recognized for her long brown hair and brown eyes. Her personality is warm and dependable; she is known for being caring and always willing to lend a hand to those in need. Despite her gentle nature, she can be assertive when the situation demands it, and she has a perceptive ability to notice details that others might overlook. Momoka's motivations are rooted in her desire to support her friends and family, particularly Ichiro. She uses her experience as a successful manga artist to guide Ichiro through the challenges of his own career, offering both practical advice and emotional encouragement. Her role in the story is that of a trusted confidante and a source of stability for the main characters. She is especially admired by Shiori Goshiki, who looks up to Momoka as a professional and personal role model. Her key relationships include her husband Masahiro, her childhood friend Ichiro, and her younger siblings. Throughout the series, Momoka demonstrates growth as she balances her own creative work with her role as a supportive figure, but the available information does not detail a significant personal arc apart from her consistent presence. Her notable abilities lie in her artistic talent and her deep understanding of the manga industry, which she leverages to assist Ichiro and others.