noun, adverb
forevermore; for eternity
Emphatic expression meaning 'for all eternity' or 'forever and ever'. Often used in dramatic, literary, or emphatic contexts. The reading みらいようごう is obsolete.
この愛は未来永劫変わらない。
This love will never change for all eternity.
未来永劫
I pray that peace will continue in this land forevermore.