·1961-10-01 ·12 National Institute of Informatics
19件 （「国語問題」）
·1960-10-01 ·11 National Institute of Informatics
·1970-01-01 ·20 National Institute of Informatics
·1970-09-01 ·21 National Institute of Informatics
·1972-08-01 ·23 National Institute of Informatics
·1973-08-01 ·24 National Institute of Informatics
·1975-09-01 ·26 National Institute of Informatics
·1974-08-01 ·25 National Institute of Informatics
·1977-09-01 ·28 National Institute of Informatics
·1978-09-01 ·29 National Institute of Informatics
·1979-10-01 ·30 National Institute of Informatics
·1980-10-01 ·31 National Institute of Informatics
·1981-10-01 ·32 National Institute of Informatics
·1982-10-01 ·33 National Institute of Informatics
·1984-10-01 ·35 National Institute of Informatics
·1985-11-01 ·36 National Institute of Informatics
·1987-11-01 ·38 National Institute of Informatics
·1983-11-01 ·34 National Institute of Informatics
·1989-11-01 ·40 National Institute of Informatics