When the Emperor Shirakawa made an imperial visit to Nanto (Nara), he noticed that Imainumaru was handsome and took the boy, enlisting him into the Emperor's service as a chodo (sodomy partner).
白河天皇が南都御幸の際にその眉目秀麗なるを見初め、寵童（男色相手）として召し出したという。