It is said to have been built during the reign of Emperor Suiko (593-628) in Shigino, which is now Shigino, Joto Ward, Osaka City. It is said that the name of the mountain was Shigiyama because of the name of the place, and the name of the temple was changed to Houanji because it was given a koan by Buddhism Hiromichi. It is said that it was the shrine temple of Ikokutama Shrine, and when Hideyoshi built a castle, it moved to the current location of Ikkunitama Shrine, and was given a temple territory of 300 koku by the Tokugawa shogunate. Since then, successive generations of Osaka Castle rulers have deeply devoted themselves to Hoshoji Temple. did. However, the chief priest of Hosho-ji Temple, Tatsuei, who lost his temple territory due to the Haibutsu-kishaku movement during the Meiji Restoration, rebuilt and restored the temple at its current location in 1888, but the temple was later burnt down again in a major air raid in March 1945, and was reduced to ashes. I'm out of luck. Fortunately, Sho Kannon and Kangiten were saved from being destroyed by fire, and the head priest of Hoshoji Temple, Tatsue, restored them and rebuilt them to the present day.