It described a part of the Emperor's daily life and feelings such as political things like how the Ako Controversy, a demonstration of FUJIWARA no Mototsune happened, a black cat which was given by his father, the Emperor Koko and so on.
内容は、藤原基経の示威事件である阿衡の紛議の顛末といった政治的なことや、父光孝天皇より譲られた黒猫のことなど、天皇の日常や感情の一端が窺える。