に照らして・に照らすと

JLPT Level: N1
Meanings

In light of

Based on

According to

Referencing

Comparing against

In view of

Usage

Nに照らして

Nに照らすと

Explanation
This grammar is used to base a judgment, conclusion, or evaluation on a source of information, evidence, or a reference point. It expresses that what follows is in light of or taking into account those facts, data, or precedents. The form with に照らして is used when referring to something as the basis for a broader statement, while に照らすと is often used to present a conclusion drawn from evaluating something against that reference point. It is common in formal writing, analyses, reports, or reasoned arguments. The reference point can be facts, data, precedent, opinions, or conditions.
事実に照らして、この判断は妥当だ。
じじつにてらして、このはんだんはだとうだ。

In light of the facts, this judgment is justified.

データに照らして判断すると、売上は予想を下回る。
データにてらしてはんだんすると、うりあげはよそうをしたまわる。

Judging in light of the data, sales fall short of expectations.

専門家の意見に照らして計画を修正する必要がある。
せんもんかのいけんにてらしてけいかくをしゅうせいするひつようがある。

We need to revise the plan in light of experts' opinions.

彼の経験に照らすと、今回の方針は合理的だ。
かれのけいけんにてらすと、こんかいのほうしんはごうりてきだ。

From his experience, this policy is reasonable.