Kouhai-chan is a cheerful and energetic character from the anime series Ganbare Douki-chan. As a junior employee at the office, she looks up to her senior peers while simultaneously trying to win their affection and attention. Her youthful enthusiasm and persistence often lead to humorous situations, especially when she competes with her colleague, Douki-chan, for the attention of their mutual crush, Senpai. Kouhai-chan's role brings a dynamic and light-hearted charm to the series, as her actions often drive the comedic and romantic elements of the storyline.