personal circumstances; one's own convenience
Often used in formal or business contexts, especially in phrases like 自己都合退職 (voluntary resignation for personal reasons). Implies the reason is on the person's side, not the company's.
See also: 自己都合退職
He quit the company for personal reasons.
In the case of voluntary resignation, there are restrictions on unemployment benefits.
会社都合 means 'company's circumstances' and is used when the reason for leaving a job is on the employer's side, such as layoffs. 自己都合 is the opposite, indicating personal reasons.
voluntary resignation; retiring for personal reasons
Compound of 自己 (self) and 都合 (circumstances, convenience). The exact historical derivation is uncertain, but the term is a straightforward modern combination.