AICJ Junior and Senior High School

AIE International High School

Aoba-Japan International School

Aoba-Japan International School JCQ Bilingual Preschool

Canadian Academy

Canadian International School Tokyo

Chiyoda Jogakuen Senior High School

Deutsche Schule Kobe/European School

Doshisha International School, Kyoto

Eisugakkan Junior and Senior High School

Fukuoka International School

Gunma Kokusai Academy

Hiroshima International School

Horizon Japan International School

Hosei University Girls' High School

India International School in Japan

International School of Nagano

Jingumae International Exchange School

K. International School Tokyo

Kansai International Academy

Katoh Gakuen Gyoshu Junior and Senior High School

Korea International School

Kyoto International School

Linden Hall High School

Marist Brothers International School

Meikei High School

Mizuho School

Nagoya International Junior and Senior High School

Nagoya International School

Okinawa International School

Osaka International School of Kwansei Gakuin

Osaka YMCA International School

Ritsumeikan Uji Junior and Senior High School

Saint Maur International School

Sapporo Kaisei Secondary School

Seisen International School

Sendai Ikuei Gakuen High School

Senior High School at Sakado, University of Tsukuba

Shogaku Gakuen Educational Foundation

Shohei Junior and Senior High School

St. Mary's International School

St.Joseph's Primary School

Sunnyside International School

Tamagawa Academy K-12 and University

Tohoku International School

Tokyo Gakugei University International Secondary School

Tokyo International School

Tokyo Metropolitan Kokusai High School

Tsukuba International School

UWC ISAK Japan

Willowbrook International School

Yamanashi Gakuin School

Yokohama International School

[size=8pt]Source: http://www.ibo.org/[/size]