Japan, Tokyo
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All students are required to wear the SIS uniform. The uniform policy is mandatory across all grades, and uniform items must be purchased through official suppliers.
An optional lunch service is available, with meals served on site. The lunch program offers a variety of meals for students.
Shinagawa International School operates as a non-profit organization governed by the SIS School Board. The Board oversees policy, financial management, and the school's strategic direction.
Shinagawa International School’s Aoyoko Campus is its Early Learning Center for children aged 3 to 5 in Minamishinagawa, Shinagawa (Tokyo). Children begin with the IB Primary Years Programme (PYP) Early Years curriculum, which was introduced at this facility in 2025 and is delivered through a play-based approach that encourages curiosity, inquiry and exploration. The campus includes a safe outdoor playground for physical development, creativity and social interaction. SIS teaches in English (with Japanese taught as a subject) and the school also offers a school bus service with features such as GPS tracking and bus attendants. Families can also access SIS after-school activities (school-wide) that include options like art, music, drama, coding and sports.