Private School
noun
A righteousness cram school is, for some reason, a private school. Maybe because they don't think the public cram schools are any good, so they take their righteousness somewhere else to start a private one? I'm not sure.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
義塾に通い始めた初日、思いっきり場違いだと感じました。
I felt completely out of place on my first day of private school.