noun
cram school; private tutoring school
A private after-school institution where students study to improve grades or prepare for entrance exams. Often contrasted with 塾 (a broader term) or 予備校 (focused on exam preparation for older students).
彼は放課後、学習塾に通っている。
He attends a cram school after school.
学習塾
The cram school teacher provides individualized instruction for each student.