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ESG DATA BOOK

Environment

Data related to the environment for FY2023 (the fiscal year ended March 31, 2024) are preliminary result prior to obtaining third-party certification.

Decarbonization

CO2 Emissions by Scope(*1)(Consolidated)(*2)

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total amount of emissions 1,000t-CO2 5,287.5 4,735.4 3,902.6 4,518.0 4,627.8
Scope1 258.8 221.2 280.4 234.8 270.0
Scope2 118.7 108.7 89.5 51.4 44.1
Scope3 4,910.0 4,405.5 3,532.7 4,231.8 4,313.7
1 Purchased goods / services 1,741.3 2,499.6 1,724.8 2,809.8 2,678.4
2 Capital goods 9.3 5.1 20.0 68.3 78.5
3 Fuel and energy related activities 16.7 32.8 47.4 33.4 38.4
4 Transportation and delivery (upstream) 12.3 14.1 11.4 15.8 18.2
5 Waste generated from business 129.9 141.0 198.1 117.4 135.0
6 Business trip 2.2 2.2 2.9 3.1 3.5
7 Employee commuting 25.9 22.9 27.0 26.4 30.4
8 Leased assets (upstream) 0.2 0.3 0.4 0.4 0.5
9 Transportation and delivery (downstream) 50.1 57.1 81.4 63.5 73.0
10 Processing of sold products 0.0 0.0 0.0 0.0 0.0
11 Use of sold products 2,847.1 1,548.1 1,345.2 973.4 1,119.4
12 End-of-life treatment of sold products 45.2 54.8 51.1 97.1 111.7
13 Leased assets (downstream) 29.8 27.5 23.0 23.3 26.8
14 Franchises 0.0 0.0 0.0 0.0 0.0
15 Investments 0.0 0.0 0.0 0.0 0.0

*1 Scopes are categories of GHG emissions prescribed by the GHG Protocol.(The GHG Protocol was developed as an international standard for calculating and reporting GHG emissions)
Scope 1：Direct emissions from business activities
Scope 2：Indirect associated with the use of energy (electric power, heat, etc.) in business activities
Scope 3：Other indirect emissions caused by supplier activities, product use, etc.

*2 All domestic and foreign group companies are covered.

CO2 Emissions by Scope(Non-consolidated)

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total amount of emissions 1,000t-CO2 4,333.7 3,810.9 3,137.6 3,108.2 3,561.4
Scope1 134.1 113.8 150.7 132.9 152.9
Construction sites 133.7 113.5 149.0 131.7 151.5
Offices, etc. 0.4 0.3 1.7 1.2 1.4
Scope2 61.2 56.6 50.8 12.7 1.6
Construction sites 54.3 50.4 41.7 10.9 1.4
Offices, etc. 6.9 6.2 9.2 1.8 0.2
Scope3 4,138.4 3,640.5 2,936.0 2,962.5 3,406.9
1 Purchased goods / services 1,321.4 1,940.7 1,330.3 1,737.3 1,997.8
2 Capital goods 7.0 3.9 12.3 41.1 47.3
3 Fuel and energy related activities 12.7 25.5 29.0 20.9 24.0
4 Transportation and delivery (upstream) 9.4 11.0 8.8 10.6 12.2
5 Waste generated from business 98.6 109.5 191.2 112.6 129.5
6 Business trip 1.7 1.7 1.8 1.8 2.1
7 Employee commuting 19.6 17.8 18.8 18.2 20.9
8 Leased assets (upstream) 0.2 0.2 0.2 0.3 0.3
9 Transportation and delivery (downstream) 38.0 44.3 71.0 58.1 66.8
10 Processing of sold products 0.0 0.0 0.0 0.0 0.0
11 Use of sold products 2,590.0 1,417.3 1,212.3 855.1 983.4
12 End-of-life treatment of sold products 34.3 42.5 51.1 97.1 111.7
13 Leased assets (downstream) 5.5 26.1 9.2 9.5 11.0
14 Franchises 0.0 0.0 0.0 0.0 0.0
15 Investments 0.0 0.0 0.0 0.0 0.0

Construction sites（Non-consolidated）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
CO2 Emissions at Construction Sites
Total amount of CO2 emissions 1,000t-CO2 188 164 191 143 -
Amount of emissions per completed work t-CO2/billions of yen 140 140 140 110 -
CO2 emissions reduction rate
(vs. FY2019)		 % - 12.8 -1.4 24.2 -
Composition of CO2 Emissions Sources at Construction Sites
Electric Power % 28.9 30.8 22.1 24.1 -
Diesel fuel 70.2 66.3 75.6 74.6 -
Material/ waste transport 28.9 22.1 22.4 25.8 -
Drilling machinery 17.7 18.2 22.8 20.4 -
Other construction machinery 23.6 26.0 30.4 28.4 -
Kerosene 1.3 2.9 2.3 1.3 -

Designed & Constructed Buildings(Non-consolidated）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Number of designed buildings cases 41 57 43 49 29
Total area of designed buildings 1,000m³ 1,722 1,457 1,127 1,065 733
Number of ZEB certifications obtained（*3） cases 0 2 5 8 12
Number of orders received for projects equivalent to ZEB（*4） - - - 9 10
Less than 300m² - - - 1 1
More than 300m² but less than 2,000m² - - - 1 1
More than 2,000m² - - - 7 8
Number of LEED certifications obtained 1 1 0 1 1
Number of CASBEE A ranks or higher 9 14 10 19 13
Number of orders received forwooden structure and interior construction projects（*5） 3 4 4 7 5
Quantity of timber used in wooden structure and interior construction projects m³ 288 2,470 1,664 21,219 555
CO2 emission reductions during operation 1,000t-CO2/year 31 33 22 16 12
CO2 emission reduction rate during operation（*6） % 34.0 23.2 32.3 26.0 32.7

*3 Includes ZEB, Nearly ZEB, ZEB Ready, ZEB oriented

*4 Number of projects based on the FY2024 ZEB Planner (Phase 2) Performance Reporting Guidance (including projects that have not obtained ZEB certification)

*5 Only projects that use wood in the structure (including designs by other companies)

*6 Average CO2 emissions reduction rate calculated by Comprehensive Assessment System for Built Environment Efficiency (CASBEE)

Offices(Non-consolidated）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
CO2 emissions 1,000t-CO2 7.3 6.6 5.5 4.6 -
Electric power consumption kWh/person 1,322 1,098 1,063 963 -

Resource Circulation

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Water Consumption 1,000m³ 1,505 1,146 1,691 1,252 -
Construction sites 1,444 1,105 1,648 1,213 -
Offices 61 41 43 39 -
Water Discharged - - - - -
Construction sites - - - - -
Offices - - - - -

Waste Emissions(Consolidated)

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total amount of waste emissions 1,000t 2,167 2,225 3,274 2,517 -
Obayashi 1,877 1,944 2,976 2,246 1,845
Construction sites 1,875 1,942 2,974 2,245 1,844
Offices, etc. 2.4 2.0 2.0 1.5 1.2
Group companies (domestic only) 290 281 298 271 -

Construction Waste Emissions(Non-consolidated）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Amount of Construction Waste Emission, Final Disposal and Recycling Rate (Excluding construction sludge)
Construction waste emissions 1,000t 1,021 1,151 1,689 1,166 1,277
New building construction 241 180 206 235 229
Demolition 780 971 1,483 931 1,048
Final disposal 41 31 41 43 55
Recycled amount 980 1,120 1,648 1,122 1,223
Recycling rate % 96.0 97.2 97.5 96.3 95.7
Breakdown of Waste Emissions by Type
Construction waste emissions 1,000t 1,021 1,151 1,689 1,166 1,277
Concrete debris 697 807 1,195 757 847
Asphalt and concrete debris 123 122 186 125 157
Wood scraps 28 42 55 48 35
Plastic waste 7 6 8 7 9
Mixed waste 45 37 42 50 57
Other sorted waste 121 137 203 179 172
Construction sludge / Surplus soil from construction
Construction sludge 1,000t 822 751 1,243 1,055 533
Reuse / reduction 811 736 1,237 1,051 506
Final disposal 11 15 6 4 27
Surplus soil from construction 1,000m³ 352 435 426 646 586
Reuse / reduction 352 435 426 646 586
Final disposal 0 0 0 0 0

Construction Waste and Construction Sludge Disposal / Recycling Ratio by Type

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Concrete debrisFinal disposal % 0.1 0.0 0.0 0.0 0.1
Reduction 0.1 0.1 0.1 0.1 0.0
Recycle and reuse 99.8 99.9 99.9 99.9 99.9
Asphalt and Concrete debrisFinal disposal 0.2 0.2 0.0 0.1 0.0
Reduction 0.0 0.0 0.8 0.0 0.0
Recycle and reuse 99.8 99.8 99.2 99.9 100.0
Wood scrapsFinal disposal 0.6 0.3 0.4 0.5 0.9
Reduction 2.7 2.2 1.8 0.8 8.3
Recycle and reuse 96.7 97.5 97.8 98.7 90.8
Plastic wasteFinal disposal 21.2 21.7 22.0 24.8 29.3
Reduction 6.3 5.7 5.3 7.0 28.3
Recycle and reuse 72.5 72.6 72.7 68.2 42.4
Mixed wasteFinal disposal 32.7 21.2 23.0 26.2 34.3
Reduction 4.4 7.4 6.4 5.7 9.1
Recycle and reuse 62.9 71.4 70.6 68.1 56.6
Other sorted wasteFinal disposal 22.7 15.8 14.6 15.6 18.4
Reduction 0.8 0.7 0.6 0.5 0.7
Recycle and reuse 76.5 83.5 84.8 83.9 80.9
Construction sludgeFinal disposal 1.4 2.0 0.5 0.4 5.1
Reduction 22.9 16.4 18.5 16.5 14.5
Recycle and reuse 75.7 81.6 81.0 83.1 80.4

General Waste Emissions

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total amount of waste emissions kg/person 85 70 67 51 47

Hazardous Waste

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total amount of waste emissions t 2,714 2,023 2,307 5,475 5,826
Asbestos Processed 1,617 1,652 2,105 5,253 4,432
Other specially controlled industrial waste disposal 1,097 371 202 222 1,394

Emissions Reducing Management

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Electronic manifests sheets usage rate % 96.4 97.2 98.1 98.0 98.1

Energy

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Energy consumption TJ（*7） 3,311 2,935 3,223 3,060 -
Construction sites 3,178 2,809 3,096 2,927 -
Offices 132 126 127 133 -
Electricity consumption MWh 131,143 127,390 108,079 111,722 -
Construction sites 118,521 115,353 95,980 100,102 -
Offices 12,622 12,037 12,099 11,620 -
Renewable energy consumption 811 798 822 63,084 -
Diesel oil consumption 1,000kl 52 42 55 50 -
City gas consumption 1,000m³ 78 87 90 85 -
Kerosene consumption 1,000kl - - 2 1 -
Liquefied petroleum gas (LPG) consumption 1,000m³ - - 0 2 -

*7 Unit for energy: 1 terajoule = 1 × 1,012 joules

Major Construction Materials

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Steal beam 1,000t 348 441 247 402 -
Rebar 233 175 244 234 -
Ready-mixed concrete 4,030 4,608 4,065 4,518 -
Clean-Crete 62 85 216 56 -
blast-furnace concrete 61 239 410 338 -
Cement 62 236 184 178 -
blast-furnace cement 22 4 58 74 -

Air Pollutant

Unit FY2019 FY2020 FY2021 FY2022 FY2023
SOX emissions t 179 153 180 169 -
Construction sites 175 149 176 165 -
Offices, etc. 4 4 4 4 -
NOX emissions 1,013 840 1,050 968 -
Construction sites 1,002 830 1,040 958 -
Offices, etc. 11 10 10 10 -

Chemical Substances Management

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Amount of Consumption of Substances Subject to the PRTR Law（*8） kg 1,302 1,219 992 580 823
Xylene 169 216 274 147 166
Toluene 346 332 136 57 83
Ethylbenzene 57 60 23 65 74
Trimethylbenzene 287 183 146 88 325
Others (FY2022)
549		 427 413 223 175
CFC and Halon Gases Collected and Processed（*9） t 4.8 7.5 12.9 17.1 6.0
CFC gas 2.9 5.8 10.2 9.5 6.0
Halon gas 1.9 1.7 2.7 7.6 0.0

*8 A law to improve the monitoring and management of releases to the environmnet of designated chemical substances

*9 Amount of recycled CFC gas and Halon gas was 3.2t and the amount of disposed CFC gas and Halon gas was 2.8t in FY2024.3

Promoting Renewable Energy Businesses

Unit FY2019 FY2020 FY2021 FY2022 FY2023
KPIStable annual electricity generation from renewable energy business MWh 255,551 267,202 306,069 540,279 698,373

Environmental Compliance

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Violations of environmental laws（*10） cases 3 1 4 1 1
Fines 0 0 0 0 0
Total monetary value of fines yen 0 0 0 0 0
Others (compensation payment) cases 0 1 0 0 0

*10 Violations of environmental laws includes the following:
「When received an administrative guidance」「When a written apology must be submitted」「When a government agency has submitted a recommendation to take corrective actions」「When a small fine must be paid」「When there is a penalty involving more than a small fine」

Biodiversity

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Cost of biodiversity conservation project millions of yen 43 38 40 41 109

Applicable Group Companies(Exclude companies that their business run in Obayashi's office)

Construction Business Obayashi Road Corporation,Naigai Technos Corporation,Obayashi Facilities, Oak Setsubi Corporation, Tokken Mechatronics Corporation,Soma Environmental Service Corporation, ATELIER G&B Co., and Obayashi Design Partners
Real Estate Business Obayashi-Shinseiwa Real Estate Corporation
Other Businesses Information：Oak Information System Corporation
Restaurant：Le Pont de Ciel Co., Ltd.
Renewable energy generation：Obayashi Clean Energy Corporation

Environmental policy includes support for Group companies in order to lower the environmental impact of the entire Obayashi Group. In line with this policy, the Group Company Environmental Activity Liaison
Conference was formed to deal with issues for the entire Group. In addition, individual companies use their business activities for developing recyclable materials and increasing their use, combating the heat island effect, conserving energy for building operations, and other purposes.

FY2023 Basic Unit for Calculating Environmental Data

Electric power Diesel fuel Kerosene Gas
Primary energy（*11） 9.97MJ/kWh 37.7MJ/L 36.7MJ/L 44.9MJ/m³
CO2（*12） By electric utility company（*13） 2.58kg-CO2/L 2.49kg-CO2/L 2.23kg-CO2/Nm³
SOX（*14） 0.335 0.069 0.007 0
g-SOX/kWh g-SOX/MJ
NOX(*14) 0.778 0.463 0.069 0.058
g-NOX/kWh g-NOX/MJ

    *11 Electricity: Ordinance for Enforcement of the Act on the Rational Use of Energy. All others except electricity: Calculation Methods and Emission Coefficients for Calculation, Report and Announcement Systems(after 2014.3 revisions)

    *12 Calculation Methods and Emission Coefficients for Calculation, Report and Announcement Systems (after 2014.3 revisions)

    *13 Building Life Cycle Assessment Guidelines, Architectural Institute of Japan (after 2013.2 revisions)

    *14 Emission coefficients for individual electric utilities


Power companies Effective emission factor The Chugoku Electric Power CO., Inc. Effective emission factor
(kg-CO2 /kWh) （kg-CO2 /kWh）
Hokkaido Electric Power CO., Inc. 0.537 The Chugoku Electric Power CO., Inc. 0.545
Tohoku Electric Power CO., Inc. 0.488 Shikoku Electric Power CO., Inc. 0.533
TEPCO Energy Partner, Inc. 0.457 Kyushu Electric Power CO., Inc. 0.392
Chubu Electric Power Miraiz CO., Inc. 0.388 The Okinawa Electric Power CO., Inc. 0.707
Hokuriku Electric Power Company 0.489 Alternative 0.441
The Kansai Electric Power CO., Inc. 0.311

CO2 emission coefficients for individual electric utilities (Announced on 2023.01.24), Ministry of the Environments

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Social

Quality

Unit FY2019 FY2020 FY2021 FY2022 FY2023
KPINumber of serious quality defects case - - - 2 1
KPIRatio of workers with important construction management credentials（*15） % 81.6 80.5 81.9 82.7 81.3
Customer satisfaction rate % 95.4 96.8 95.9 97.5 97.1

*15 Professional engineer, registered first-class architect and registered first-class constrution management engineer (building construction, civil engineering, plumbing work, and electricity)

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Human Resources

Basic Information

（As of fiscal years ended March 31）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Number of employees (Consolidated) person 14,993 15,267 15,470 15,876 16,986
Number of employees (Non-consolidated) 8,829 8,918 9,026 9,134 9,253
male 7,425 7,484 7,542 7,599 7,642
female 1,404 1,434 1,484 1,535 1,611
Number of employees by age（Non-consolidated) Under 30years old 1,516 1,580 1,610 1,630 1,704
30-39years old 2,035 2,141 2,239 2,295 2,309
40-49years old 2,034 1,858 1,731 1,735 1,775
50-59years old 3,134 3,233 3,334 3,378 3,379
Over 60years old 110 106 112 96 86
Number of Group Company Employees 6,164 6,349 6,444 6,742 7,733
Domestic group companies - - 3,129 3,343 3,450
male - - 2,512 2,704 2,795
female - - 617 639 655
Overseas Group Companies - - 3,315 3,399 4,283
Average age of employees age 42.6 42.6 42.6 42.7 42.6
male 42.5 42.5 42.6 42.6 42.6
female 43.1 43.0 42.9 42.9 42.4
Average years of employment year 17.2 17.1 17.0 17.0 16.7
male 17.0 16.9 16.9 16.9 16.8
female 18.1 17.9 17.5 17.2 16.4
Number of new graduate hires(Obayashi)（*16） person 275 302 304 313 352
male 226 244 241 247 258
female 49 58 63 66 94
Number of new graduate hires（Domestic Group Companies） - - 117 134 135
male - - 88 102 106
female - - 29 32 29
Number of mid-career hires(Non-consolidated) 48 57 76 102 101
male 45 50 65 87 87
female 3 7 11 15 14
Number of mid-career hires（Domestic Group Companies） - - 126 123 182
male - - 98 103 149
female - - 28 20 33
Number of contract employees 825 849 926 938 1,026
Average annual salary yen 10,577,092 10,320,957 10,249,743 10,315,515 10,660,340
male 11,166,759 10,875,292 10,816,805 10,899,824 11,273,689
female 7,274,148 7,194,577 7,158,966 7,239,430 7,527,143
Gender pay gap % 64.2 64.5 64.6 65.2 65.8
Full-Time Employees 65.2 66.0 66.2 66.4 66.8
Work classification not limited to work location 73.3 73.3 72.5 77.4 70.0
Work classification with limited to work location 78.0 77.9 78.6 79.2 80.0
Part-time or temporary employees 51.9 48.3 50.6 53.7 55.3
Statutory benefit fees millions of yen 14,225 14,340 14,473 14,966 15,721
per person yen 1,440,637 1,439,988 1,431,235 1,459,526 1,503,046
Number of turnover of regular recruits （*17） person 103 107 108 160 156
male 76 86 89 126 127
female 27 21 19 34 29
Turnover ratio of regular recruits % 1.1 1.2 1.2 1.7 1.6
Ratio of turnover of new employees of three years ago who quit the Company within three years 4.3 5.0 6.9 5.0 6.9

*16 Figures under each year are the ratio of those among regular recruits who resigned within three years of hire

*17 Includes turnover due to other than personal reasons

Equal Opportunity and Diversity

(As of fiscal years ended March 31)

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Number of managers　(Non-consolidated)
(of which, number of general managers)		 person 4,397
(1,226)		 4,391
(1,318)		 4,471
(1,403)		 4,549
(1,454)		 4,579
(1,489)
male 4,195
(1,218)		 4,189
(1,306)		 4,244
(1,386)		 4,306
(1,434)		 4,318
(1,462)
female 202(8) 202(12) 227(17) 243(20) 261(27)
KPIRatio of women in managerial positions (section manager level or above)
(Non-consolidated)		 % 4.6 4.6 5.1 5.3 5.7
Number of managers　(Domestic group companies) (of which, employees seconded from Obayashi Corporation) person - - - 1,024(98) 1,120(89)
of which, number of general managers and above - - - 265(53) 286(52)
male - - - 959(82) 1,053(78)
of which, number of general managers and above - - - 258(50) 277(49)
female - - - 65(16) 77(11)
of which, number of general managers and above - - - 7(3) 9(3)
Ratio of women in managerial positions (section manager level or above)
(Domestic group companies)		 - - - 6.3 5.7
Number of Directors and officers
(of which, number of executive officers)		 67(52) 71(54) 69(52) 70(53) 70(54)
male 67(52) 69(54) 67(52) 67(53) 67(54)
female 0 2(0) 2(0) 3(0) 3(0)
Number of Directors and officers
(Domestic group companies)(of which, employees seconded from Obayashi)		 - - 380(287) 397(286) 418(300)
male - - 379(286) 394(285) 415(300)
female - - 1(1) 3(1) 3(0)
KPIRatio of female engineers % 9.5 9.8 10.1 10.4 11.1
Number of foreign national employees person 3,322 3,309 3,367 3,440 3,576
Obayashi
(of which, number of manager)		 24(4) 25(4) 39(5) 41(7) 46(8)
Group Companies 3,298 3,284 3,328 3,399 3,530
Number of mid-career employees
（Non-consolidated） (of which, number of manager)		 - 711(466) 750(494) 798(521) 868(561)
Ratio of mid-career employees in managerial positions % - 65.5 65.9 65.3 64.6
Ratio of mid-career employees to total managerial positions(Non-consolidated) - 10.4 11.0 11.4 12.3
Ratio of foreign national employees in managerial positions - 16.0 12.8 17.1 17.4
Ratio of foreign national employees to total managerial positions(Non-consolidated) - 0.1 0.1 0.2 0.2
Number of people with disabilities person 216 238 239 246 279
KPIRatio of people with disabilities % 2.24 2.35 2.32 2.35 2.62
Number of employees rehired after retirement person 669 670 725 735 770
Ratio of rehired employees（*18） % 93.5 91.3 95.3 82.9 93.1

*18 Applicant rehiring rate is 100%

Work-life Balance

（As of fiscal years ended March 31）

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Ratio of employees who took their annual paid vacation % 41.9 56.0 46.7 51.7 55.4
Yearly average day of yearly paid vacation days taken day 8.4 11.1 9.3 10.3 11.0
Total working hours per employee hours/year 2,195.0 2,218.1 2,211.2 2,164.3 2,128.5
Average monthly overtime per person hours/month 38.8 39.0 41.8 37.5 35.0
KPIRatio of practice of closing construction sites eight days out of every four-week period % 23.4 28.5 38.2 46.6 55.2
Number of employees taking childcare leave person 49 56 51 62 61
On leave（*19） % 12.0 14.6 13.1 16.8 17.2
Who returned to work（*20） 97.2 100 100 100 98.1
male person 4 8 8 9 16
On leave % 1.1 2.4 2.3 2.8 5.2
Who returned to work 100 100 100 100 100
female person 45 48 43 53 45
On leave % 100 100 100 100 97.8
Who returned to work 97.1 100 100 100 97.8
Number of eligible male employees taking leave for the purpose of childcare person 220 207 223 248 291
Number of eligible male employees taking childcare leave or other leave for the purpose of childcare person 224 215 231 257 293
KPIRatio of eligible male employees taking childcare leave or other leave for the purpose of childcare % 61.4 63.8 67.0 81.3 94.8
Average number of days of childcare leave taken by males day 45 90 82 66 99
Number of employees taking short working hours for childcare person 150 141 141 137 125
Number of employees taking short working hours for nursing leave 1 0 1 1 1
Number of employees taking short working hours for people with disabilities - - - - 1
Number of employees taking nursing leave （*21） 57 27 27 41 54
Number of employees taking nursing-care leave（*22） 16 18 29 34 51
Number of employees taking leave for volunteer activities 2 2 6 3 3
Number of employees taking maternity leave 45 59 53 85 88
Number of employees taking spouse childcare leave 207 197 201 214 247
Number of employees taking child rearing leave 84 59 58 86 91
Number of employees taking child rearing continuous leave 6 4 17 19 18
Number of labor union members 6,742 6,800 6,869 6,975 7,134
Ratio of labor union membership among all employees % 76.4 76.3 76.1 76.4 77.1
Ratio of employees completing stress assessment 94.5 94.8 94.2 95.6 96.5
Ratio of employees undergoing annual health checkups 99.3 97.7 98.5 98.7 98.3
Ratio of employees with long work hours recieved face-to-face guidance by a physician 73.6 55.3 64.3 69.9 68.1
Ratio of employees with long work hours received interview 98.0 91.1 90.0 99.4 95.1
Ratio of employees received Influenza vaccination 44.2 49.6 42.1 33.3 40.2
Total number of participant in events and trainings to promote physical and mental health person 9 6 1 3 8
KPIRatio of employees requiring followup health checkup % 40.1 38.8 38.7 38.6 35.0
Ratio of employees smoking 23.7 22.9 21.6 21.0 20.8
Ratio of employees Ratio of employees who met the metabolic syndrome criteria 12.7 12.4 12.8 12.5 13
Ratio of employees wRatio of employees with a predisposition to metabolic syndrome 14.3 14.7 14.7 15.2 14.5
Total number of participant in events and trainings to promote physical and mental health person 1,076 1,333 1,289 1,251 1,191

*19 Number of employees taking childcare leave / Number of babies born within the fiscal year

*20 Number of employees who actually returned to work

*21 Other than legal nursing leave days and nursing-care leave days, employees benefit from their accumulated vacation day carryovers

*22 Partners can take a leave when their spouse is giving a birth
　 Note that we also have leave for public duty, marriage, death in the family, menstruation, paid vacation days for employees working at construction sites, vacations when transferring to other work sites, vacation days awarded to 12th, 22th, 32nd year continuous work employees, and special leaves.

Career Management

(As of fiscal years ended March 31)

Unit FY2019 FY2020 FY2021 FY2022 FY2023
Hours of employee training per person hours/year 24 11 16.4 17.7 32.5
Costs of employee training per person yen/year 24,000 40,000 47,000 44,000 62,815
Number of global leadership training program participants person 40 35 43 43 42
Number of level-specific training program participants 1,074 1,333 1,409 1,265 1,313
Number of level-specific training program participants - - - - 57,254
Ratio of employees who participated human rights awareness training % 100 100 100 100 100
Number of DX training program participants person - - - 2,492 2,736
Hours of employee DX training per person hours/year - - - 4 4
Number of DX-related certifications obtained person - - - 182 178
IT Passport - - - - 142
Data Scientist Certification - - - - 14
Deep learning for General - - - - 22

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Health＆Safety

Unit FY2019 FY2020 FY2021 FY2022 FY2023
KPINumber of fatal accidents (include skilled workers on construction sites) cases 1 2 3 2 3
Number of employee fatalities person 0 0 0 0 0
of which, contract employees 0 0 0 0 0
Number of fatalities in subcontractors 1 2 3 2 3
Accident frequency rate（*23）（includes skilled workers and employees） - 0.44 0.33 0.35 0.42 0.39
Accident frequency rate（employees） 0.13 0.00 0.06 0.00 0.00
Severity rate(*24) （includes skilled workers and employees）） 0.10 0.23 0.31 0.19 0.24
Severity rate（skilled workers） 0.49 0.39 0.41 0.52 0.47
Number of accidents resulting in four ore more lost workdays cases 45 30 34 39 41

*23 Number of accidental labor deaths and injuries recorded for every 1 million labor hours

*24 Number of work days lost to workplace accidents recorded for every 1,000 labor hours

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