It was thought that the emperor's practice to perform the mudra and chant the mantra was conducted while the emperor walked to the Takamikura (the imperial throne) during the enthronement ceremony, but by recent researches, it became to be thought it was conducted after the emperor sat down on the Takamikura.
天皇が印明を結び、真言を唱える実修については、かつては即位式の際、天皇が高御座まで歩いている間に行うと考えられていたが、最近の研究では高御座に着座してから行われたとされている。