Dictionary / Vocabulary / 品行方正
ひんこうほうせい
irreproachable conduct; good conduct; high morals
彼は品行方正な生活を送った。
He lived a moral life.
勤勉と品行方正とが彼にその奨学金を受けさせた。
His diligence and good conduct earned him the scholarship.
あいつが品行方正だって？とんでもない。裏で何をやってるか知らないからそんなこと言えるんだよ。
You're crazy if you think he's on the up-and-up. The only reason you can say that is because you don't know what he's doing behind the scenes.