内うち弟で子し

noun

private pupil; live-in apprentice

Refers to a student or apprentice who lives with and receives direct, personal instruction from a master, especially in traditional arts, crafts, or martial arts. Contrasts with 外弟子 (そとでし), a student who does not live with the master.

• 彼かれは有ゆう名めいな陶とう芸げい家かの内うち弟で子しとして修しゅ行ぎょうした。

  He trained as a live-in apprentice under a famous potter.

• 内うち弟で子しは師し匠しょうの家いえに住すみ込こみで技ぎ術じゅつを学まなぶ。

  A private pupil lives in the master's house and learns the craft.