February 6, 1106Kajō gannen: The new era name was created to mark an event or series of events. The previous era ended and the new one commenced in Chōji 3, on the 9th day of the 4th month of 1106.
October 3, 1106 : Petitions seeking mitigation of "evil influences on the Emperor" were presented at major Shinto shrines.August 19, 1107 : In the 21st year of Emperor Horikawa-tennōs reign, the emperor died at the age of 29; and the succession was received by his only son. Shortly thereafter, Emperor Toba is said to have acceded to the throne.