expression, noun
imperial funeral ceremony; state funeral of a Japanese emperor
A formal, official term referring specifically to the funeral rites conducted for a deceased emperor of Japan, as prescribed by tradition and law.
昭和天皇の大喪の礼は、国内外から多くの参列者を集めた。
The imperial funeral ceremony for Emperor Showa drew many attendees from Japan and abroad.
国葬 is a state funeral for a nationally significant figure, not limited to the emperor. 大喪の礼 is the specific ceremony for an emperor.
Compound of 大喪 (taisō, 'imperial mourning') and 礼 (rei, 'ceremony'). The term is historically rooted in the rituals of the Japanese imperial household.