Housed within are heart sutras hand written by Emperor Saga, Emperor Go-Kogon, Emperor Go-Hanazono, Emperor Go-Nara, Emperor Ogimachi and Emperor Kokaku in addition to a statue of Yakushi Nyorai.
内部には嵯峨天皇、後光厳天皇、後花園天皇、後奈良天皇、正親町天皇、光格天皇の直筆の般若心経を収蔵し、薬師如来像を安置する。