Welcome to St. Mary’s International School

Register now for Summer School

It’s time to get ready for Summer School 2017! St. Mary’s offers a great summer school program full of fantastic opportunities for learning and fun!

Summer School runs from June 5 to 23, and is open to boys and girls from age 5 and up.

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.

Educating Boys: a series of articles on tailoring education for an all-boys school

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 60 years. Now in our second half-century, we have about 900 boys from approximately 50 different countries. This international student body, rich in cultural and religious diversity, contributes greatly to the unique educational experience we offer. More ...

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