必(かなら)ず

かならず

adverb

certainly; surely; without fail; always

1. certainly, surely, definitely

Expresses strong certainty that something will happen.

必(かなら)ず成功(せいこう)する。

I will definitely succeed.

Expressing determination

努力(どりょく)すれば必(かなら)ず報(むく)われる。

If you make an effort, you will surely be rewarded.

必(かなら)ず勝(か)つ。

I will definitely win.

必(かなら)ずしも正(ただ)しいとは限(かぎ)らない。

It's not necessarily correct.

2. without fail, always

Indicates that something happens every time without exception.

明日(あした)必(かなら)ず来(き)てください。

Please come tomorrow without fail.

Strong request

彼(かれ)は必(かなら)ず約束(やくそく)を守(まも)る。

He always keeps his promises.

Describing consistent behavior

出(で)かける前(まえ)に必(かなら)ず戸締(とじ)まりをする。

I always lock up before going out.

必(かなら)ず連絡(れんらく)してね。

Make sure to contact me, okay?

朝(あさ)必(かなら)ず新聞(しんぶん)を読(よ)む。

I always read the newspaper in the morning.

食事(しょくじ)の前(まえ)に必(かなら)ず手(て)を洗(あら)う。

I always wash my hands before meals.

必(かなら)ず is an adverb expressing certainty or 'without exception.'

Position: Usually appears before the verb, often near the beginning of the clause.

Modifies: Verbs (both actions and states)

[Register: Neutral]

Similar adverbs:

必(かなら)ず vs. きっと: Both express certainty. 必(かなら)ず emphasizes 'without fail' (100% certainty); きっと expresses confident expectation (high probability but not absolute).
必(かなら)ず vs. 絶対(ぜったい)(に): 絶対(ぜったい)に is more emphatic and casual; 必(かなら)ず is more neutral.
必(かなら)ず vs. いつも: いつも simply means 'always'; 必(かなら)ず adds emphasis on 'without exception.'

Note: Often used in instructions, promises, and warnings to emphasize importance.

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