Therea are some opinions regarding these two Bosatsu image of the wall No. 2 and the wall No. 5, including that they are Nikko Bosatsu (Bodhisattva of Sunlight) and Gakko Bosatsu (Bodhisattva of Moonlight, of the attendant figures of Yakushi Nyorai [the Healing Buddha]) respectively, or they are the attendant figures of Miroku Buddha.
2号壁と5号壁の両菩薩像については、日光・月光菩薩（薬師如来の脇侍）とする説、弥勒仏の両脇侍菩薩とする説などがある。