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[Data Section]

Non-financial Information

[Data Section]

Non-financial Information

[Data Section] Non-financial information

Human resources

Employees

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(persons)

Item FY2016 FY2017 FY2018 FY2019 FY2020
Number of employees (consolidated) 4,444 4,529 4,560 4,705 5,227
Number of employees (non-consolidated) 2,617 2,676 2,733 2,798 2,910
Percentage of female employees (non-consolidated) 10.20% 10.70% 11.40% 12.12% 13.43%
Number of new hires 91 93 109 116 138

Average age / average years of service (FY2020)

Item Overall Male Female
Average age 46.09 47.22 38.62
Average years of service 21.08 22.21 13.58

Reduction of working hours

Item Target FY2019 Results FY2020 Results
Overtime / work on holidays of all employees* Less than 720 hours per year (FY2021) Achievement rate 76.1% Achievement rate 80.2%
Taking of paid leave 50% or higher on average of all employees Average: 41.3% Average: 48.3%
Six-day or longer closure per four weeks at new project sites All sites are closed on the second and fourth Saturday of every month, in principle Implementation rate: 53.4% 90.1%
Eight-day or longer closure per four weeks at new project sites All sites are closed on Saturdays and Sundays, in principle - 46.5%
  • *Excludes seconded employees and expatriate employees.

Promotion of diversity

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Item FY2019 FY2020 FY2021
Target Result Target Result Target
Percentage of female managers 2.0% or higher 1.96% 2.2% or higher 2.19% 2.5%
Percentage of female employees on the major career track among new employees hired as part of regular recruitment 20% or higher 16.20% 20% or higher 19.20% 20% or higher
Percentage of female employees on the major career track among new employees hired as part of midcareer recruitment 10% or higher 18.20% 10% or higher 18.20% 10% or higher
Number of foreign nationals recruited in regular recruitment Three to five Four Three to five Four Three to five
Childcare leave usage ratio Male 8% or higher Male 7.8% Male and Female 100% Male 76.6% Male and Female 100%
Female 100% Female 100% Female 100%
Employment rate of people with disabilities 2.20% 2.06% 2.20% 2.06% 2.30%
Retirement reemployment ratio / continued employment ratio 90% or higher 96.40% 90% or higher 91.50% 90% or higher

Number of engineers

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(persons)

Item FY2016 FY2017 FY2018 FY2019 FY2020
Holders of civil engineering qualifications subject to evaluation under the Business Evaluation System 811 803 787 778 775
Holders of building construction qualifications subject to evaluation under the Business Evaluation System 924 914 918 925 936

Safety performance

Number of accidents and frequency rate

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Item FY2016 FY2017 FY2018 FY2019 FY2020
No. of accidents
(Absence from work for 4 days or longer)		 16 13 17 17 14
Frequency rate 0.59 0.49 0.63 0.57 0.54

Environment

Unit of CO2 emissions

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(t-CO2/100 million yen)

FY2016 FY2017 FY2018 FY2019 FY2020
Overall (non-consolidated) 23.6 22.3 21.0 19.9 20.8
Domestic civil engineering business 42.6 40.8 39.9 39.9 39.1
Domestic building construction business 13.4 12.5 12.4 10.7 11.2

Construction waste discharged*1

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(1,000 tons)

FY2016 FY2017 FY2018 FY2019 FY2020
Overall (non-consolidated) 596 751 596 504 408*1
  • *1 Major types of construction waste discharged were concrete rubble from demolition work (138,000 tons) and construction sludge, such as drilling mud and waste mud water (161,000 tons).

Recycling of construction waste*2

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(%)

FY2016 FY2017 FY2018 FY2019 FY2020
Domestic civil engineering business 98.6 98.7 98.8 98.9 99.7
Domestic building construction business 97.5 98.0 98.0 98.8 98.9
  • *2 Excludes hazardous and other wastes for which intermediate treatment cannot be performed.

Data for environmental management activities (Japanese only)