Janus is a fictional character from the mobile game and anime series Azur Lane. She is depicted as a personification of the J-class destroyer from the Royal Navy. Janus is characterized by her youthful energy and eagerness to prove herself, often displaying a strong sense of duty and courage. In the series, she plays a supportive role, assisting her allies in battles against enemy fleets. Her character represents themes of growth and determination, typical of the ships in Azur Lane who strive to protect their homeland and comrades.