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万世不易 (ばんせいふえき) Japanese meaning | Kotomora

万ばん世せい不ふ易えき

ば

ん

せ

い

ふ

え

き

Meanings

1

eternal and unchanging; everlasting

yojijukugo (four-character idiom)›

A formal yojijukugo meaning something that remains unchanged for all eternity. Often used in solemn or literary contexts.

この憲けん法ぽうは

万ばん

世せい

不ふ

易えき

の

真しん

理り

に

基もと

づい

て

いる

。

This constitution is based on eternal and unchanging truths.

Kanji

万ten thousand, 10,000
世generation, world, society
不negative, non-, bad
易easy, ready to, simple

Related words

永えい遠えん
永遠 is a common word for 'eternity', while 万世不易 is a formal yojijukugo emphasizing unchanging permanence.
不ふ変へん
不変 means 'unchanging' and is more everyday; 万世不易 adds the nuance of spanning all ages.

Built from

万ばん世せい+不ふ易えき

Etymology

A yojijukugo composed of 万世 (all generations, eternity) and 不易 (unchanging). The exact historical origin is uncertain, but it follows classical Chinese-derived patterns.