〜をもとに o moto ni
〜をもとに（o moto ni）means “based on; on the basis of”. Indicates the source material, data, or foundation that something is created or done from. Formation: N + をもとに（して）（連体修飾は をもとにした N）
based on; on the basis of
N2Formation
N + をもとに（して）（連体修飾は をもとにした N）
Explanation
Indicates the source material, data, or foundation that something is created or done from. The noun is the basis (a story, data, experience, design), and what follows is made or judged using it. 〜をもとにして and 〜をもとにした (before a noun) are common variants.
Examples
Note
〜をもとに stresses raw material/foundation; compare 〜に基づいて, which stresses conforming to a rule or principle. To modify a noun use 〜をもとにした (e.g. 実話をもとにした小説).
FAQ
〜をもとに — what does it mean and how is it used?
based on; on the basis of. Indicates the source material, data, or foundation that something is created or done from. The noun is the basis (a story, data, experience, design), and what follows is made or judged using it. 〜をもとにして and 〜をもとにした (before a noun) are common variants.
〜をもとに — how do you form it?
N + をもとに（して）（連体修飾は をもとにした N）
〜をもとに — any usage notes?
〜をもとに stresses raw material/foundation; compare 〜に基づいて, which stresses conforming to a rule or principle. To modify a noun use 〜をもとにした (e.g. 実話をもとにした小説).