noun
correspondence high school; distance-learning high school; online high school
A high school where students study primarily through correspondence materials, online classes, or occasional in-person sessions, rather than daily attendance.
彼は通信制高校に通いながらアルバイトをしている。
He works part-time while attending a correspondence high school.
通信制高校では、レポート提出とスクーリングが単位取得に必要です。
At a correspondence high school, submitting reports and attending in-person sessions are required to earn credits.
Compound of 通信 (correspondence, communication), 制 (system), and 高校 (high school).