At a glance
Noun たる Noun means "(someone) who is a [role]". It is a formal, written expression that stresses what a person in that role or status is expected to do.
[Role noun] たる [Person noun]
[Role noun] たる者、～べきだ／～てはならない。
教師たる者、生徒の手本にならなければならない。 One who is a teacher must be a model for students.
How to form it
たる attaches directly to a noun of role or status. A noun always follows it.
| Attaches to | Pattern | Example |
|---|---|---|
| Role noun + 者 | Noun たる者 | 医者たる者 "one who is a doctor" |
| Role noun + a person | Noun たる + person | リーダーたる彼 "he, who is the leader" |
| Modifying another noun | Noun たる者の + Noun | 親たる者の責任 "the responsibility of one who is a parent" |
| Register | Formal, written, speeches | Sounds stiff in everyday conversation |
たる is not attached to verbs or い-adjectives.