The building, with an area of approximately 160 meters square , houses Kamakura period wooden sculptures of the Twelve Heavenly Generals, three statues forming the Pure Land Triad: Amida Nyorai surrounded by Kannon Bosatsu and Seishi Bosatsu, two gilded statuettes representing Nikkō Bosatsu and Gakkō Bosatsu, terracotta miniatures of the monks Ryōgen and Shinran from the Muromachi period, and several important national cultural objects: an icon of Yakushi Nyorai from the Heian period, statues of Shaka Nyorai (Kamakura period), Fudō Myōō, works of the monk Enchin dating from the beginning of the Heian era, Kōmoku-ten and Tamon-ten (Heian period) , two of the Four Heavenly Kings of Chinese Buddhist Mythology.