also: みさいえ
noun
imperial Buddhist ceremony for national security and good harvests
Historical term for an annual court event held from the Nara to Muromachi periods, where high monks recited the Golden Light Sutra at the palace from the 8th to the 14th of the first lunar month.
See also: 金光明最勝王経
御斎会は、奈良時代から室町時代にかけて宮中で行われた重要な仏教行事である。
The Gosaie was an important Buddhist ceremony held at the imperial palace from the Nara period through the Muromachi period.
From 御 (honorific prefix) + 斎会 (Buddhist vegetarian feast or religious gathering). The exact historical derivation is uncertain; the term refers specifically to the imperial rite described.