National Institute for Educational Research
國立教育研究所（コクリツ キョウイク ケンキュウショ）
Kokuritsu Kyoiku Kenkyujo
Kokuritu Kyōiku Kenkyujyo
Kokuritu Kyōiku Kenkyūzyo
National Research Institute of Education (Japan)
National Institute for Educational Research of Japan
Japan. National Research Institute of Education
Kokuritsu Kyōiku Kenkyūjo (Japan)
Kokuritsu Kyōiku Kenkyūjo, Tokyo
National Institute for Educational Research (Japan)
Japn. National Institute for Educational Research
国立. 教育研究所（コクリツ キョウイク ケンキュウジョ）