"Kimi wa Petto" is a Japanese manga series created by Yayoi Ogawa. It tells the story of a young woman named Sakura who lives alone in Tokyo. One day, she finds a handsome young man named Matsumoto and decides to take him in as her pet. Their unique relationship explores themes of companionship, love, and the complexities of modern life. The series was adapted into a popular live-action television drama in 2003, starring Koyuki as Sakura and Jin Akanishi as Matsumoto. The story's blend of humor and romance has resonated with audiences, making it a beloved title in the slice-of-life genre.