Supervision
Chairmanship
noun, する verb
The master manager rules over all of the other managers and he's in charge of their supervision. If anything goes wrong it will be blamed on him! He has to keep a close watch on them!
しゅさい
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
いつか自分の劇団を主宰するのが夢です。
I dream of supervising my own theater troupe someday.