GrammarJLPT N3
by (a certain time)
Particle

Definitions

  1. 1. by (a certain time)
This grammar pattern means "by" a certain time or deadline, indicating that something must be completed no later than that point. It is different from まで, which means "until," as this one emphasizes a deadline for completion.

Grammar

Grammar lesson content not found for this point.

Example sentences

Sentence 1

By when do we need to have this problem solved?

Sentence 2

At the door, my mom said "be back by evening."

Sentence 3

Make sure you're at the station by 9 AM tomorrow.

Sentence 4

Did you make sure to lock the front door before we leave?

Sentence 5

If I'm running late, what time should I contact you by?