1.
number of years; duration in years
The count or span of years involved in something, such as a period of service, the age of a building, or the time required to complete a process.
勤続年数は十年だ。
The number of years of continuous service is ten.
建ってからの年数が経つほど、修繕が必要になる。
The more years pass since a building was constructed, the more repairs become necessary.
資格を取るには、一定の実務年数が求められる。
A certain number of years of practical experience is required to obtain the qualification.
A compound of 年 (year) and 数 (number, count). Used when referring to how many years something has lasted, how long something takes, or the duration of an activity measured in years. Common in formal and administrative contexts such as employment records, real estate, and certification requirements.
COMMON COLLOCATIONS:
- 勤続年数: years of continuous service
- 経過年数: elapsed years
- 耐用年数: useful life (of equipment or buildings)
- 年数が経つ: years pass
- 年数を重ねる: to accumulate years (of experience)
SIMILAR WORDS:
- 年月: years and months — emphasizes the passage of time rather than a specific count
- 期間: period, duration — a more general term not limited to years
- 年限: fixed number of years, time limit — implies a set term or deadline