Yudachi, known as 'Shiratsuyu' in the fleet, is a fictional character from the anime series 'Kantai Collection.' She is depicted as a lively and energetic destroyer girl with a penchant for battle, often exclaiming her signature phrase, 'Poi!' Yudachi is modeled after the real-life Shiratsuyu-class destroyer that served in the Imperial Japanese Navy during World War II. In the series, she plays an important role as part of the fleet girls, battling against the mysterious Abyssal Fleet. Her cheerful demeanor and combat prowess make her a fan-favorite character.