Major change or reorganization intended to improve systems, institutions, or practices; often used for political or organizational reform.
政府は教育制度の改革を公約に掲げた。
The government pledged education system reform in its platform.
会社は業績低迷を受けて大規模な改革を行った。
The company undertook major reforms in response to poor performance.
社会改革には時間と合意形成が必要だ。
Social reform requires time and consensus building.