Welcome to St. Mary’s International School
Update: Facilities Maintenance
The Athletic Field and Tennis Courts will be closed for maintenance July 1–Aug. 6. They will not be available for use during that time.
2016-17 School Calendar
Top 10 reasons to choose St. Mary’s
As a part of our 60th anniversary celebrations, we’ve compiled this List of the Top 10 reasons parents choose St. Mary's International School.
Influenza season has started
Elementary School iPad information 2015
Resources for students and parents
Welcome to St. Mary’s International School in Tokyo
St. Mary's International School has been providing quality education to the international community in the Tokyo area for over 50 years. Now in our second half-century, we have close to 1,000 boys from approximately 60 different countries. This international student body, rich in cultural and religious diversity, contributes greatly to the unique educational experience we offer. More ...