noun, noun or participle which takes 'suru', noun which may take the genitive case particle 'no'
at one's own expense; self-pay; out-of-pocket
Used for costs borne by the individual, not covered by insurance, employer, or public funds. Common in medical, travel, and business contexts.
この治療は保険がきかず、自己負担になります。
This treatment is not covered by insurance and will be at your own expense.
出張中
Meal expenses during the business trip are self-paid.