At the same time, Yorimichi's younger half-brother, Yoshinobu (the son of MINAMOTO no Akiko), the Gon Dainagon, earnestly petitioned the Emperor to make Imperial Prince Takahito the Crown Prince and finally the Emperor made his decision, setting it down in his last will and testament before passing away.
これに対し頼通の異母弟の権大納言能信（源明子の子）が天皇に対して懸命に尊仁親王の立太子を懇願し、遂に天皇は決意して遺命を残して崩御した。