"Kōtarō Lives Alone" is a manga series that follows the life of a young boy named Kōtarō Satō, who lives by himself in a small apartment. Despite his age, he navigates daily challenges with resilience and a unique perspective on life. The story explores themes of loneliness, friendship, and the importance of community. The manga features a cast of diverse characters, including Kōtarō's neighbors, who play significant roles in his life. Through their interactions, the series highlights the bonds that form between people and the support they provide each other, making it a heartwarming tale of growth and connection.