Founded in 1949 Seisen International School stands proudly in Tokyo’s Setagaya. Originally established to educate children of US Air Force families it has blossomed. Seisen now welcomes girls from over sixty countries. Its diverse student body reflects its global outlook.
The school’s history is rich with fascinating details. It began as a kindergarten with only four American students. Over the years it expanded. The school moved several times. In 1973 it settled into its present location in Yoga. By 1974 Seisen awarded diplomas to its first graduating class.
Seisen’s growth is truly remarkable. From a small kindergarten it has become a thriving K-12 institution. The campus boasts impressive facilities. There are numerous classrooms science labs a cafeteria and even a chapel. A new futsal field was added in 2013 further enhancing the school’s offerings. The school also possesses extensive libraries and a media center filled with resources.
What makes Seisen unique is its strong Catholic ethos. While only 25 percent of the students are Catholic the school emphasizes compassion and service. It inspires girls to be global citizens. The school’s motto Ad Finem Fidelis meaning Faithful Until the End reflects this commitment. The school’s legacy includes notable alumnae. They have gone on to achieve success in various fields including music and medicine.
Seisen’s commitment to education is exceptional. The school is accredited by prestigious organizations. It offers the International Baccalaureate Diploma Programme. Seisen is also the first all-girls IB Continuum school in Japan. This demonstrates its dedication to providing a high-quality international education. Today Seisen International School continues to grow and evolve. Its commitment to academic excellence and its nurturing environment make it a unique institution. It shapes young women into confident and compassionate leaders of tomorrow.