Overtime work: work performed beyond scheduled or statutory working hours (commonly referred to as 'overtime'), often subject to legal limits and regulations.
長時間の時間外労働が続くと、健康に悪影響を及ぼすことがある。
Continued long overtime work can have adverse effects on health.
会社は時間外労働を削減するために、業務の効率化を進めている。
The company is improving efficiency to reduce overtime work.
労働基準法は時間外労働に関する割増賃金や上限を定めている。
The Labor Standards Act sets rules for overtime pay and caps on overtime work.