noun
correspondence school system; distance learning program
Refers to an educational system where students learn remotely, often through mailed materials or online platforms, as opposed to attending classes in person.
彼は通信制の高校を卒業した。
He graduated from a correspondence high school.
通信制大学で心理学を学
I'm studying psychology at a distance-learning university.
全日制 is the full-time, daytime school system, contrasting with 通信制's remote learning approach.
Compound of 通信 (correspondence, communication) and 制 (system, format).