Drama Troupe, Theatrical Company
noun
A drama group is a drama troupe or theatrical company.
げきだん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
彼は新しい劇団を立ち上げました。
He founded a new theater company.
彼女は有名な劇団の一員です。
She is a member of a famous theater company.
劇団四季に入るのが私の目標です。
My goal is to join the Shiki Theater Company.