noun
palace annex; shrine annex; separate hall
Refers to a detached building within a palace or shrine complex, often used for specific ceremonies or as auxiliary space.
神事は本殿ではなく別殿で執り行われた。
The Shinto ritual was performed in the annex, not in the main shrine building.
その離宮にはいくつかの別殿が点在している。
Several detached halls are scattered around the imperial villa.