He is a person who values good faith.
Contracts should be made based on good faith.
The merchant kept faith with his business partner.
That act goes against the principle of good faith.
He is a person who values good faith above all else.
忠誠 emphasizes loyalty to a person, group, or country, often with a hierarchical nuance, whereas 信義 focuses on mutual trust and keeping one's word in relationships or agreements.
背信 means an act of betrayal or breach of faith, the direct opposite of 信義, which is the virtue of remaining faithful and honoring one's word.
faithlessness; insincerity
principle of good faith and fairness
principle of good faith
A Sino-Japanese compound of 信 (trust, faith) and 義 (righteousness, justice), conveying the idea of righteous trustworthiness.