The Naehun ("Instructions for Women") was a Korean moral handbook which collected Confucian writings on the recommended correct behavior of women. It was compiled in 1475 by Queen Sohye, daughter of Ch'ôngju Han a former Korean queen and regent.
For a recent article on the topic see:
John Duncan, "The Naehun and the Politics of Gender in Fifteenth-Century Korea" in Young-Key Kim-Renard's Creative Women of Korea: The Fifteenth Through the Twentieth Centuries (New York: M. E. Sharpe, 2004)