Yokohama International School (YIS) is a private, co-educational institution located in Yokohama, Japan. Founded in 1920, it offers an international curriculum for students from preschool through high school. The school emphasizes a global perspective, encouraging students to develop critical thinking and intercultural understanding. YIS is known for its diverse student body, representing various nationalities and cultures. The school provides a range of extracurricular activities, including sports, arts, and community service, fostering a well-rounded education. YIS is also an authorized International Baccalaureate (IB) World School, offering the IB Diploma Program for high school students.