Seisen International School was created in 1949.
The motto of Seisen International School is 'Ad Finem Fidelis'.
Seisen Jogakuin College was created in 1961.
Seisen University - Shiga - was created in 1985.
International School of Düsseldorf was created in 1968.
Tashkent International School was created in 1994.
Westwood International School was created in 1988.
Lucaya International School was created in 1997.
International School of Indiana was created in 1994.
Tirana International School was created in 1991.
International School of Belgrade was created in 1948.
Kyiv International School was created in 1992.
The Henderson International School was created in 1932.