based on, on the basis of

Beginner

15-20 min

very common

Expert Reviewed

Explanation

Indicates the source or foundation for something.

[Noun] + をもとに / をもとにして / もとにした + [Noun]

この映画は実話をもとに作られた。

Kono eiga wa jitsuwa wo moto ni tsukurareta.

This movie was made based on a true story.

アンケート結果をもとに改善した。

Ankeeto kekka wo moto ni kaizen shita.

We improved based on the survey results.

Similar to に基づいて but less formal.

～に基づいて

based on, in accordance with

～に違いない

must be ~, no doubt that ~, undoubtedly

～に関して/関する

regarding ~, concerning ~, about ~

～について/つい

about ~, concerning ~

～に伴って/伴い/伴う

along with ~, as ~ (changes)

Common for describing sources.

JLPTBooks Editorial Team

Japanese Language Education Specialists

Last updated: Jan 2

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