Katei kinō to sono henka ni kansuru kenkyū : katei kinō ni kansuru kenkyū dōkō : Heisei 3-nendo = A Study of the family function and its change : review of the existing literature in Japan on the structure and function of the family
Dai 2-kai zenkoku katei dōkō chōsa (1998-nen shakai hoshō, jinkō mondai kihon chōsa) : Gendai Nihon no kazoku hendō = The second national survey on family in Japan, 1998
Dai 3-kai zenkoku katei dōkō chōsa (2003-nen shakai hoshō, jinkō mondai kihon chōsa) : Gendai Nihon no kazoku hendō = The third national survey on family in Japan, 2003
Heisei gannendo dai 2-kai zenkoku kazoku setai chōsa kazoku raifu kōsu to setai kōzō henka ni kansuru jinkōgakuteki chōsa = The second demographic servey on changes in the family life course and household structure