Memcho, whose real name is Ryosuke, is a prominent character in the anime and manga series 'Oshi no Ko.' She is a charismatic and energetic young woman who becomes a member of the reality dating show B-Komachi. Despite her youthful appearance, Memcho is actually older than she looks and has a mature, supportive personality. Her backstory involves giving up her dreams to support her family, making her journey in the idol world both inspiring and emotional. Memcho adds humor, warmth, and depth to the group dynamic.