までに

Meanings

1

by; not later than; before

usually written using kana alone

Indicates a deadline or time limit by which an action must be completed. Used with verbs expressing completion or punctual actions.

明日あしたまでにレポートを提てい出しゅつしてください。
Please submit the report by tomorrow.
５時じまでにここに来きてください。
Please come here by 5 o'clock.

Usage patterns

〈時とき〉までに〈動どう詞し〉to do something by a certain time
明日あしたまでにレポートを提てい出しゅつしてください。
Please submit the report by tomorrow.
〈時とき〉までに間まに合あうto make it in time by a certain deadline
9時じの会かい議ぎまでに間まに合あうように早はやく出でた。
I left early so I would make it in time for the 9 o'clock meeting.
〈時とき〉までに決きめるto decide by a certain deadline
来らい週しゅうの金きん曜よう日びまでに決きめなければならない。
We have to decide by next Friday.