〜に基づいて
Based on 〜に基づいて
Meaning
"Based on ~", "in accordance with ~".
Formation
[noun] + に基づいて (〜に基づき / 〜に基づく + noun)
Notes
The basis must carry authority — data, a law, a survey, a fact — and the action stays faithful to it. When the source is merely raw material to be reworked, use をもとに instead.
Examples
調査(ちょうさ)の結果(けっか)に基(もと)づいて、計画(けいかく)を立(た)てました。
We drew up the plan on the basis of the survey results.
Breakdown
法律(ほうりつ)に基(もと)づいて処理(しょり)します。
We will handle it in accordance with the law.
Breakdown
これは事実(じじつ)に基(もと)づく物語(ものがたり)です。
This is a story based on fact. (〜に基づく before a noun)
Breakdown
データに基(もと)づき、来年(らいねん)の予測(よそく)を発表(はっぴょう)しました。
Drawing on the data, we announced next year's forecast.
Breakdown
アンケートに基(もと)づいて商品(しょうひん)を改良(かいりょう)しました。
We improved the product on the basis of the questionnaire.
Breakdown
⚠️ Often confused with
〜をもとに(して)
Drawing on 〜をもとに(して)
"Using ~ as the material", "based loosely on ~".
〜に応じて
According to 〜に応じて
"According to ~", "in response to ~" — varying with the thing named.
〜次第だ / 〜次第で
Depends on 〜次第だ / 〜次第で
"It depends entirely on ~".
〜に即して
In conformity with 〜に即して
"In line with ~", "in conformity with ~ (the facts, the law, the reality)".
〜を踏まえて
Taking into account 〜を踏まえて
"On the basis of ~", "taking ~ into account" — building on established material.