Sawa-Neh operates Cafe Sawa as its proprietor. She was specifically designed with the concept of a drunkard penguin in mind. Her appearance takes the form of a red penguin with forest green hair, a yellow beak, and yellow legs. She wears a lemonade pink bow in her hair as a distinctive accessory. Sawa-Neh exhibits a mild-mannered and kind personality, while also being characterized as somewhat of a drunkard. Her name "Sawa-Neh" incorporates "Sawa," originating from her voice actress Sawako, combined with "姐" meaning "lady," reflecting her role and presentation. Her documented portrayal remains focused on her role at Cafe Sawa.