Lamps on the four corners were kept all night through and Kurodo (Chamberlain) have Hikurodo (trainee in the Kurodo dokoro, or the Imperial Secretariat) hold Abura-sosogi (oil pot) and stand by Tataki-do (door) as he opened the door; they poured the oil from the southeast corner finishing it in the northeast corner so that they did not pass the east side of Tobari where Emperor's pillow was placed.
四隅の燈火は終夜、消えないように注意し、蔵人が非蔵人に注油（あぶらそそぎ）をもたせ、たたき戸をあけ、非蔵人を戸の下に立たせ、巽角から始め、艮角で終わるように注し、帳の東、すなわち枕許を通らなかったという。