(ばんぜん)

ばんぜん
noun, na-adjective
perfect; thorough; flawless
1. perfect; complete; thorough
A state of being completely prepared with nothing lacking. Often used for preparations, measures, or conditions.
We made thorough preparations.
To face something with complete readiness.
万全(ばんぜん)()す。
To ensure everything is perfect.

万全(ばんぜん) literally means "ten thousand complete" - completely perfect.

COMMON EXPRESSIONS:

CONTEXT:
Often used in formal or business settings when discussing preparations, security measures, or conditions.