Good Friday (Eastern Orthodoxy)
Used specifically for Good Friday in the Eastern Orthodox tradition, as opposed to the more general term 聖金曜日 (せいきんようび) used in Western Christianity.
In the Eastern Orthodox Church, a special service is held on Good Friday.
聖金曜日 is the general term for Good Friday in Western Christianity, while 聖大金曜日 is specific to Eastern Orthodoxy.
The term is composed of 聖 (holy), 大 (great), and 金曜日 (Friday), reflecting the Eastern Orthodox designation 'Great and Holy Friday'.