noun
realization of an objective; achievement of a goal
Formal noun used in contexts such as project planning, institutional goals, or policy targets. Often appears in compounds like 期成同盟 (league for the realization of something).
この計画の期成には、あと二年かかる見込みです。
The realization of this plan is expected to take another two years.
期成同盟が設立され、地域の課題解決を目指して
A league for the realization of the objective was established, aiming to solve regional issues.
Compound of 期 (period, expect) and 成 (become, achieve). The exact historical derivation is uncertain; it is a Sino-Japanese word used in formal contexts to express the idea of working toward a goal within a set timeframe.