Wikipedia
Shikibu-shō
The was one of eight ministries of the Japanese imperial court, established by the Taihō Code of early 8th century. The ministry was replaced in the Meiji period.
Shikibu-shō is also where the Lady Murasaki Shikibu derives her name, probably owing to the senior secretary post that her father and her husband once occupied in the ministry. It is also the origin of the name of Shikike, one of the four great branches of the Fujiwara clan.