noun
English conversation school
A private language school specializing in English conversation, common in Japan.
彼女は英会話学校に通っている。
She attends an English conversation school.
英会話教室 is a more general term for an English conversation class or small school, while 英会話学校 implies a more formal institution.
Compound of 英会話 (English conversation) and 学校 (school).