Sana Chitose is a fictional character from the visual novel and anime series Tenshin Ranman. She is a cheerful and energetic girl who is a childhood friend of the protagonist. Known for her bubbly personality and unwavering optimism, Sana often brings a sense of joy and light-heartedness to the group. Her strong will and determination make her a reliable friend and a supportive character throughout the series. Sana plays a crucial role in the storyline, often serving as a source of encouragement and motivation for the other characters.