noun
five residences for court ladies (Heian Palace)
Historical term referring to the five living quarters for court ladies within the inner palace (後宮) of the Heian period. Used in descriptions of Heian court architecture and life.
See also: 後宮
平安京の内裏には、五舎と呼ばれる女官の住まいがあった。
In the imperial palace of Heian-kyō, there were residences for court ladies called the five residences.
後宮 refers to the inner palace or harem quarters as a whole, while 五舎 specifically denotes the five residential buildings for court ladies within that area.
From 五 (five) + 舎 (residence, building). The term is a historical designation for the five specific residences within the Heian inner palace.