A にしろ B にしろ

When to use

Formal, literary - one of several near-interchangeable "whether A or B" constructions; stylistic choice more than a formality ladder.

Explanation

A にしろ B にしろ is used to indicate that even though A and B are different possibilities, the statement or conclusion applies regardless. Often translated as 'whether it’s A or B' or 'regardless of A or B'.

• 暑あついにしろ寒さむいにしろ、毎日まいにち運動うんどうするべきです。

  Whether it's hot or cold, you should exercise every day.

  Atsui ni shiro samui ni shiro, mainichi undou suru beki desu.

• 合格ごうかくするにしろ不合格ふごうかくになるにしろ、最善さいぜんを尽つくしました。

  Whether I pass or fail, I did my best.

  Goukaku suru ni shiro fukougaku ni naru ni shiro, saizen o tsukushimashita.

• 忙いそがしいにしろ暇ひまにしろ、時間じかんを大切たいせつにすべきです。

  Whether you're busy or free, you should value your time.

  Isogashii ni shiro hima ni shiro, jikan o taisetsu ni subeki desu.

• 大おおきいにしろ小ちいさいにしろ、その箱はこは全部ぜんぶここに運はこんでください。

  Whether they're large or small, please move all those boxes here.

  Ookii ni shiro chiisai ni shiro, sono hako wa zenbu koko ni hakonde kudasai.

Regardless (Whether A Or B)

• A うと B うとA uto B utoN1Shows that the speaker is indifferent to both conditions…
• A かれ B かれA kare B kareN1Expresses 'whether A or B'; both situations are included.
• A であれ B であれA deare B deareN1Indicates the same statement applies to both A and B…
• A とも B ともA tomo B tomoN1Expresses two possibilities; 'either A or B', 'whether A…
• A あるいは BA aruiwa BN2Indicates alternatives; 'A or B', 'either A or B'.
• Noun なり Noun なりA nari B nariN1Lists alternatives of the same kind; 'either A or B', 'A…
• A にせよ B にせよA ni seyo B ni seyoN1Either A or B; Regardless of whether it's A or B.
• A につけ B につけA ni tsuke B ni tsukeN1Expresses 'whether... or...', 'both... and...', 'in either…
• Noun といい Noun といい〜to ii〜to iiN1Used to express 'both A and B'; 'whether it's A or B'…
• Noun といわず Noun といわずA to iwazu B to iwazuN1Expresses 'both A and B' or 'be it A or B'; applies to…
• ～にしろ～にしろ〜ni shiro 〜ni shiroN2Expresses 'either way', 'in any case', 'be it...', used…
• A うが B うがA uga B ugaN1Expresses the idea of 'no matter how... or', 'even if...…

Compare when to use each