1.
ingratitude; failure to meet social obligations
The failure to repay kindness, maintain social relationships, or fulfill obligations toward others. Implies neglecting the expected give-and-take of human relationships.
Usage
Most commonly used with する: 不義理をする (to fail in one's social obligations). Often used when reconnecting with someone after a long absence, as a form of apology for not maintaining contact.
Forms
不 (not) + 義理 (social obligation, duty). Literally 'without fulfilling one's obligations.'
Cultural note
Related to the Japanese concept of 義理 (social obligation). In Japanese culture, maintaining relationships through regular contact, gifts, and reciprocity is important. 不義理 implies a failure to uphold these expectations.