Justice, righteousness; fairness or what is morally/rightly due in society or actions.
最後には正義が勝つと信じたい。
I want to believe that justice will prevail in the end.
裁判は、すべての人に対して正義が行われるように努めなければならない。
Courts must strive to ensure that justice is done for everyone.
彼は正義感が強く、不正を見ると黙っていられない。
He has a strong sense of justice and can't stay silent when he sees wrongdoing.
Correct meaning or authoritative commentary — used especially in titles of annotated editions of Confucian classics.
古典注釈に『論語正義』という題名が付けられている版もある。
There are editions of classical commentaries titled 'Rongo Seigi' (Correct Meaning of the Analects).