Dam and tunnel excavation workers, mine workers in Japan earn on average ¥289,500 a month in base pay and ¥312,300 including overtime and allowances, plus ¥0.65m in annual bonuses: about ¥4.39m a year (2025; all occupations ¥5.46m). Average age 52.5, average tenure 13.3 years. Women's base pay is 73.7% of men's.
By sex
| Monthly base pay | Annual pay (est.) | Age | Tenure | |
|---|---|---|---|---|
| Men | ¥290,900 | ¥4.41m | 52.6 | 13.4 |
| Women | ¥214,300 | ¥3.25m | 46.6 | 7.4 |
By company size
| Company size | Monthly base pay | Annual pay (est.) |
|---|---|---|
| 1,000+ employees | ¥396,400 | ¥6.81m |
| 100–999 employees | ¥308,700 | ¥5.23m |
| 10–99 employees | ¥285,300 | ¥4.24m |
By age (monthly base pay)
| 19 and under | ¥229,200 |
| 20-24 | ¥254,400 |
| 25-29 | ¥292,000 |
| 30-34 | ¥292,300 |
| 35-39 | ¥327,500 |
| 40-44 | ¥268,800 |
| 45-49 | ¥315,700 |
| 50-54 | ¥307,700 |
| 55-59 | ¥326,300 |
| 60-64 | ¥272,500 |
| 65-69 | ¥253,300 |
| 70+ | ¥253,900 |
Basic Survey on Wage Structure 2025 (MHLW, published 2026-03-24). Full-time ("general") employees at private establishments of companies with 10 or more employees. Monthly pay is for June; bonuses are for the previous calendar year. Estimated annual pay = monthly contractual pay × 12 + annual bonus. Source: Ministry of Health, Labour and Welfare (MHLW), via e-Stat. Compiled and translated by The Hardest Market.
Other construction and mining workers occupations: Construction skeleton workers · Carpenters · Pipe laying workers · Other construction workers · Electric construction workers · Civil engineering workers, railway line construction workers