"Sarashina Nikki" or "Sarashina no Nikki" (As I crossed a bridge of dreams) is a diary written by the daughter of SUGAWARA no Takasue in around the mid-Heian period.
『更級日記』（さらしなにっき、さらしなのにき）は、菅原孝標女によって平安時代中ごろに書かれた日記。