満期|まんきmanki[0]heiban (flat)

1. no-adjectiveexpiration (of a term); maturity (e.g. investment); serving one's (full) time

• Synonym満了まんりょうWrittenWritten/formal prose: the expiry or termination of a term, as in 「任期満了」; 「満期」 leans toward insurance and deposits maturing.
• Synonym満期日まんきびNeutralRefers to the specific date something falls due, as in 「定期預金の満期日」; 「満期」 is the arrival of the term itself.

Use 「満期」 when insurance, deposits, or a prison term comes due, as in 「満期返戻金」 and 「満期出所」; use 「満期日」 for the due date itself and 「満了」 for the expiry of a term of office.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 期限きげんに達たっすること。