General/Production/Business Machinery Assembly Workers
はん用・生産用・業務用機械器具組立従事者
Quick Facts
Salary Ranking
#82 of 145 occupations
Top 57%
Best Paying Region
Nara: ¥558,100
Lowest: Miyazaki (¥241,400)
Gender Pay Gap
Women earn 76% of male salary
Significant gap (¥257,400 vs ¥337,300)
Career Growth
+7% salary change
¥301,700 (2020) → ¥323,600 (2023)
Company Size Impact
Large companies pay +13% more
¥351,900 vs ¥311,600
Workforce
~11k workers nationwide
Mid-size field
National Average (2023, By Gender)
Total
Monthly Salary
¥323,600
Base Salary
¥288,500
Annual Bonus
¥957,700
Average Age:42.4 yrs
Overtime Hours:15 hrs
Male
Monthly Salary
¥337,300
Base Salary
¥298,500
Annual Bonus
¥999,000
Average Age:42.3 yrs
Overtime Hours:16 hrs
Female
Monthly Salary
¥257,400
Base Salary
¥240,100
Annual Bonus
¥757,900
Average Age:42.7 yrs
Overtime Hours:9 hrs
By Prefecture (2023)
| Prefecture | Monthly Salary | Annual Bonus | Average Age | Overtime Hours |
|---|---|---|---|---|
| Nara | ¥558,100 | ¥933,700 | 46.5 | 15 |
| Shiga | ¥377,000 | ¥1.37M | 41.7 | 12 |
| Tochigi | ¥366,600 | ¥1.02M | 42.4 | 25 |
| Aichi | ¥364,000 | ¥1.46M | 43.6 | 10 |
| Kanagawa | ¥356,700 | ¥1.16M | 43.3 | 14 |
| Ibaraki | ¥356,100 | ¥1.16M | 41.6 | 12 |
| Kyoto | ¥349,600 | ¥728,000 | 43.4 | 21 |
| Tokyo | ¥347,500 | ¥1.22M | 42.1 | 28 |
| Chiba | ¥342,700 | ¥1.57M | 34.7 | 31 |
| Aomori | ¥339,100 | ¥1.06M | 51.9 | 16 |
| Fukushima | ¥334,400 | ¥814,800 | 40.9 | 19 |
| Okayama | ¥334,200 | ¥1.00M | 41.7 | 11 |
| Yamanashi | ¥331,700 | ¥975,400 | 45.4 | 17 |
| Hiroshima | ¥329,200 | ¥1.14M | 41.4 | 20 |
| Ehime | ¥328,900 | ¥899,800 | 40.4 | 20 |
| Saitama | ¥328,200 | ¥1.02M | 44 | 7 |
| Hyogo | ¥326,100 | ¥753,800 | 43.2 | 21 |
| Fukuoka | ¥325,200 | ¥786,000 | 37.9 | 26 |
| Shimane | ¥322,700 | ¥997,700 | 41.5 | 19 |
| Nagasaki | ¥309,600 | ¥733,400 | 41.7 | 23 |
| Kagoshima | ¥309,300 | ¥770,900 | 42 | 21 |
| Yamaguchi | ¥308,900 | ¥1.04M | 37.3 | 11 |
| Iwate | ¥308,700 | ¥994,000 | 47.9 | 12 |
| Mie | ¥308,300 | ¥739,400 | 38.1 | 10 |
| Ishikawa | ¥307,300 | ¥783,500 | 41.3 | 19 |
| Kagawa | ¥305,800 | ¥679,700 | 45.2 | 19 |
| Osaka | ¥305,700 | ¥807,200 | 38.5 | 23 |
| Shizuoka | ¥304,300 | ¥764,200 | 43.8 | 13 |
| Kochi | ¥294,800 | ¥651,900 | 40.8 | 21 |
| Gunma | ¥293,300 | ¥979,600 | 50 | 11 |
| Yamagata | ¥286,800 | ¥856,900 | 39.1 | 20 |
| Miyagi | ¥284,800 | ¥1.00M | 45.3 | 16 |
| Tokushima | ¥283,300 | ¥498,500 | 43.1 | 15 |
| Wakayama | ¥283,200 | ¥557,400 | 44 | 14 |
| Hokkaido | ¥281,600 | ¥962,900 | 45.1 | 10 |
| Fukui | ¥281,600 | ¥815,900 | 37.1 | 21 |
| Toyama | ¥280,500 | ¥696,300 | 37.3 | 10 |
| Nagano | ¥280,000 | ¥759,300 | 40.3 | 7 |
| Saga | ¥279,200 | ¥1.04M | 35.4 | 14 |
| Okinawa | ¥277,600 | ¥1.19M | 42.5 | 11 |
| Niigata | ¥270,100 | ¥605,100 | 48.4 | 11 |
| Akita | ¥264,900 | ¥922,400 | 43.2 | 9 |
| Kumamoto | ¥264,300 | ¥610,200 | 38.4 | 21 |
| Gifu | ¥250,600 | ¥318,700 | 45.3 | 20 |
| Tottori | ¥242,900 | ¥440,200 | 46.4 | 11 |
| Oita | ¥241,900 | ¥546,500 | 47.6 | 13 |
| Miyazaki | ¥241,400 | ¥484,900 | 36 | 7 |
By Company Size (2023)
| Company Size | Monthly Salary | Annual Bonus | Average Age | Overtime Hours |
|---|---|---|---|---|
| 1000+ employees | ¥351,900 | ¥1.14M | 41.9 | 14 |
| 10-99 employees | ¥311,600 | ¥674,000 | 45.1 | 12 |
| 100-999 employees | ¥298,400 | ¥927,800 | 41.1 | 17 |
Trends (2020-2023)
2020
¥301,700
2021
¥330,300
2022
¥320,400
2023
¥323,600