Eison is generally known for his achievements in the revival of the precepts of Buddhism and the Ritsu sect, but his original intention was to revive priests of the Shingon sect from corruption caused by their overly close connection to the authorities.
一般には戒律・律宗復興の業績で知られているが、叡尊の本来の意図は権力と結びつきすぎたことから生じた真言宗僧侶の堕落からの再生であった。