Daito Fuunki

is a Japanese light novel series written by Tosei Tamura, with illustrations by Minoru Togi. The series began publication on February 10, 2002 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
The time is 755 AD. China is the Tang dynasty. An Lushan, who was the head of the Northern Frontier Defense Force, launched a rebel soldier, and in a blink of an eye Tang fell into the second city, Luoyang. Around this time, a mysterious photosphere appears in the capital Chang'an. At the request of people who were afraid that a youkai had appeared, the old master Ouyo and his apprentice child who decided to search for the identity of the photosphere. It was the only empress Wu Zetian in Chinese history who should have collapsed 50 years ago, who appeared before them using a mysterious technique called tactics !? With the motif of Chinese historical facts A time trip adventure with unique characters.