Grammar Info
N2 Lesson 5: 18/20

万(まん)が一(いち)
just in case, in the worst-case scenario, in the unlikely event, by any chance

Can have a negative connotation

Structure
万()一 + Phrase
Details
Register Standard
使用域 一般
Information
  • [が can be dropped with little to no change in meaning or nuance. However, 万が一 is more commonly heard as it is easier to pronounce]
Slow Male
Hide All
Hide Japanese
Hide English
万(まん)が一(いち)のことがあったら、お祖母(ばあ)さん家(いえ)子(こ)どもを預(あず)けることになっている。
If an unlikely event happens, it has been decided that the children will be entrusted to grandmother.
Play  
万(まん)が一(いち)、宝(たから)くじが当(あ)たったら、世界(せかい)一周(いっしゅう)旅行(りょこう)する思(おも)う
By any chance, if I win a lottery, I think I will go on a round-the-world trip.
Play  
万(まん)が一(いち)のために、消火器(しょうかき)を買(か)うことにした。
I decided to buy a fire extinguisher, just in case.
Play  
Books

No page info for 万が一