There is an inscription in the lower part of pedestal of Maitreya statue in Seiryuzan Yachu-ji Temple: 'On April of 666, the Emperor Chugu became ill and monks and 118 followers of Kashiwa-dera Temple made this Maitreya statue to pray for his health as well as happiness of all people.'
青龍山野中寺（やちゅうじ）の弥勒像台座の下框（かまち）部分には「丙寅年四月大旧八日癸卯開記栢寺智識之等詣中宮天皇大御身労坐之時請願之奉弥勒御像也友等人数一百十八是依六道四生人等此教可相之也」という陰刻がある。