Nihon Rettou Ichiman-nen

Four stories are presented in this collection. The first involves a man who travels back in time to ancient Japan. The second follows a girl with a silver-colored instrument who engages in a musical duel. The third centers on a girl named Elizabeth and her connection to the sun. The fourth features a girl named Marie who is associated with the color blue. Each story is distinct and self-contained, with minimal additional context provided.