A にしろ B にしろ (A nishiro B nishiro)
Explanation
Means 'whether it is A or B'; 'regardless of A or B'.
Formation
Noun A + にしろ + Noun B + にしろ, or Verb-casual A + にしろ + Verb-casual B + にしろ
Detailed 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'.
Examples
暑いにしろ寒いにしろ、毎日運動するべきです。
Atsui ni shiro samui ni shiro, mainichi undou suru beki desu.
Whether it's hot or cold, you should exercise every day.
合格するにしろ不合格になるにしろ、最善を尽くしました。
Goukaku suru ni shiro fukougaku ni naru ni shiro, saizen o tsukushimashita.
Whether I pass or fail, I did my best.
忙しいにしろ暇にしろ、時間を大切にすべきです。
Isogashii ni shiro hima ni shiro, jikan o taisetsu ni subeki desu.
Whether you're busy or free, you should value your time.
大きいにしろ小さいにしろ、その箱は全部ここに運んでください。
Ookii ni shiro chiisai ni shiro, sono hako wa zenbu koko ni hakonde kudasai.
Whether they're large or small, please move all those boxes here.
Grammar content sourced from hanabira.org.