Translation guide
The English word 'aegis' refers to protection, sponsorship, or guidance, often from a powerful entity. In Japanese, there is no single direct equivalent; the best translation depends on context.
Expressing that something is done under the protection, sponsorship, or authority of an organization, government, or powerful group.
Literally 'under the patronage/protection of ~'. This is the most direct equivalent for 'under the aegis of' when referring to protection or sponsorship by a powerful entity.
このプロジェクトは国連の庇護の下で行われている。
This project is being carried out under the aegis of the United Nations.
Literally 'under the umbrella of ~'. Commonly used for subsidiaries, affiliated organizations, or groups operating under a larger entity.
その会社は大企業の傘下で事業を展開している。
The company operates under the aegis of a large corporation.
Literally 'under the sponsorship/auspices of ~'. Suitable for events, conferences, or activities backed by an organization.
この会議は政府の後援の下で開催された。
This conference was held under the aegis of the government.
Literally 'in the name of ~'. Can imply acting with the authority or justification of something, but may carry a nuance of using that authority as a pretext. Use with caution.
Can sound like 'in the name of' with a possible negative connotation of using something as a shield or excuse.
彼らは正義の名の下に行動した。
They acted under the aegis of justice.
Describing being under the guidance, tutelage, or mentorship of a respected person.
Literally 'under the guidance of ~'. The most natural way to express being mentored or guided by someone.
彼女は有名な教授の指導の下で研究を進めた。
She conducted her research under the aegis of a famous professor.
A literary expression meaning 'to receive the moral guidance/influence of a respected teacher'. Implies deep personal influence.
彼は師の薫陶を受けて人格を磨いた。
He refined his character under the aegis of his mentor.
Referring to the literal shield of Zeus or Athena in Greek mythology.
The direct transliteration of 'aegis'. Used only in mythological contexts.
アテナのアイギスにはメドゥーサの首が描かれていた。
Athena's aegis bore the head of Medusa.
There is no single Japanese word that covers all uses of 'aegis'. Translating it directly as アイギス (aigisu) is only appropriate for the mythological shield. For the common meaning of protection or sponsorship, use a phrase like 庇護の下で or 傘下で depending on context.
庇護 (higo) implies protection, often by a powerful entity like a government or international organization. 傘下 (sanka) is used for subsidiaries or groups under a larger organization, like a parent company. 後援 (kōen) is sponsorship or backing, common for events. Choose based on the relationship.
難民は国連の庇護を求めた。
The refugees sought the aegis of the UN.
その子会社は親会社の傘下にある。
The subsidiary is under the aegis of the parent company.
このイベントは市の後援を受けている。
This event is under the aegis of the city.
The subsidiary is under the aegis of the parent company.
このイベントは市の後援を受けている。
This event is under the aegis of the city.