Translation guide
The study of ethical principles and values. In Japanese, this is typically expressed as 道徳哲学 or 倫理学, with the latter being more common in academic contexts.
Referring to the field of study dealing with morality and ethics.
The standard term for ethics or moral philosophy as an academic subject. Most common in university contexts.
彼は大学で倫理学を専攻している。
He is majoring in moral philosophy at university.
A more literal translation of 'moral philosophy'. Used in academic settings but less common than 倫理学.
道徳哲学の講義は難しいが面白い。
The moral philosophy lectures are difficult but interesting.
A set of moral beliefs or principles held by an individual.
Refers to one's moral views or sense of morality. Commonly used in everyday conversation.
彼の道徳観はとてもしっかりしている。
His moral philosophy is very solid.
Similar to 道徳観 but slightly more formal or academic. Often used in discussions of professional ethics.
企業には高い倫理観が求められる。
Companies are expected to have a high moral philosophy.
Both mean 'moral philosophy' or 'ethics', but 倫理学 is the standard term in modern Japanese academia. 道徳哲学 is a direct translation and may sound more classical or Western-philosophy-focused.