one's pupil; one's student; one's follower
Refers to a person who studies under or follows a particular teacher, master, or school. Often used in academic, artistic, or martial arts contexts.
He is a pupil of that famous painter.
We are recruiting students/disciples.
He became a disciple of a famous painter.
She studied for many years under that master's tutelage.
He is known as a painter who studied under Picasso.
教え子 is a warm, personal term used by a teacher for a former student, whereas 門下 is a more formal, institutional label for someone under a master.
門弟 is an old-fashioned, literary synonym for 門下, both meaning a disciple belonging to a particular teacher's school.
門下 emphasizes being a disciple under a particular master, while 一門 refers to the whole collective group of such disciples.
師匠 is the master or teacher, the opposite role to 門下, which refers to the pupil or follower.
門下 means someone who belongs to a teacher's school, while 門外 means someone outside it or unrelated to the field, so the two are near-opposites despite sharing 門.
門下 refers to a person, so it is counted with 人 like any other individual.
pupil; disciple; follower
From 門 (gate, school) + 下 (under), literally 'under the gate', referring to being under the tutelage of a master.