Jodo-shiso in the Heian period was believed mainly by the aristocracy of Kyoto, but Kuya (903-972) preached Jodo-kyo to the grass roots as well and was called the "saint of the city."
平安時代の浄土思想は主に京都の貴族の信仰であったが、空也（903年-972年）は庶民に対しても浄土教を広め、市の聖と呼ばれた。