Furthermore, the Yanagiwara family members traditionally studied literature or became writers; Mitsutsuna's son, Norimitsu YANAGIWARA, authored a history book entitled 'Zokushi gusho.'
また柳原家は、代々文学、文筆を家業とし、光綱の子である柳原紀光は歴史書「続史愚抄」を著している。