The or is a diary written in variant Chinese by Emperor Uda. It is the oldest extant Japanese courtdiary. Together with and it comprises the collection known as.
Description
Uda's diary is valued as a source of information on court practices during his reign and about the antagonism between him and the Fujiwara clan. In addition it provides glimpses into the private life and fears of Emperor Uda. In an entry for the year 889, titled A Dream denied, Uda reveals that at the age of 17 he wanted to become a Buddhist priest and did not anticipate ever to become an emperor. On his father's enthronement in 884 he was "shuddering with fear". In an entry for the second month, sixth day of the same year titled For the Love of a Cat, Uda gives a detailed and humorous description of the physical characteristics of his cat and goes on to ascribe her a yin and yang spirituality.