Osaragi is a skilled and enigmatic assassin in the manga and anime series 'Sakamoto Days.' She works closely with Shishiba as his loyal partner, often engaging in dangerous missions for the Order. Despite her youthful appearance, Osaragi is highly capable and wields a massive hammer as her weapon of choice. Her calm demeanor and professionalism make her a formidable opponent, and she brings a mix of humor and intensity to the story. Osaragi plays a significant supporting role, frequently interacting with the main cast.