India International School in Japan (IISJ) is the first and oldest school established to cater to the Indian Diaspora in Japan. Since its inception in 2004, IISJ has been a solid rock for Indian families who have moved to Japan, providing a nurturing and high-quality education for their children from Kindergarten to Grade 12. Accredited by the Central Board of Secondary Education (CBSE) and recognized by the Japanese Ministry of Education, IISJ follows India's national curriculum.

With a diverse and qualified faculty, IISJ strives to create lifelong learners who are fearless and optimistic. The school boasts large campuses equipped with state-of-the-art facilities including science labs, libraries, gyms, and playgrounds. Computer Science is taught from 1st grade, ensuring students are prepared for the digital age.

IISJ's success can be attributed to its commitment to academic excellence, which has led to graduates matriculating at top colleges and universities worldwide. The school's dedication to providing a supportive and inspiring learning environment makes it the biggest Indian school and the second-largest international school in Japan