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Sustainability Data Book

・Sustainability Data Book 2025

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FY2023


Environmental Data

Environmental Management System

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Environmental Management System
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Situation regarding obtaining of ISO 14001 certification Companies
 Consolidated
 4 4 5 5 6
Ratio of certifications acquired at sites
 ％ 44.4 44.4 55.6 55.6 55.6

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ESH （Environment, Safe, Health）
 Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
ESH audit Companies Consolidated 3
 3
 4 4 4
Follow-up audit
 3 3
 4 4 4

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Environmental Compliance
Indicator
 Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Ratio of sites where environmental risk assessments have been conducted among all sites*
 ％ Consolidated
100 57.1 78.6 67.0
Violation of environment-related laws and regulations*
 Times
0 0 0 0
Accident/pollution that causes environmental issues*
0 0 0 0
Complaints about environmental issues*
0 0 0 0
Amount of a fine*
 Yen
0 0 0 0
＊Change to consolidated data from FY2022

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Environmental education and training
Indicator
 Unit
Data
Coverage
 FY2020 FY2021 FY2022 FY2023 FY2024
Environmental Study Group* Number of times implemented
 Times
Consolidated
0 11 9 19
Number of people attended
 People
0 384 289 281
Education to raise environmental awareness*
 Number of times implemented
 Times
Consolidated
0 25 37 10
Number of people attended
 People
0 557 537 229
Education for earning environmental certifications*
 Number of times implemented
 Times
Consolidated
2 2 3 5
Number of people attended
 People
   2 9 4 13
＊Change to consolidated data from FY 2022  



Creating Environmental Friendly Products

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Environmental Friendly Products
Indicator Unit Data
Coverage
 FY2020 FY2021 FY2022 FY2023 FY2024
Number of products developed (cumulative)* Products Consolidated 4 1 16 19 2
＊Change to consolidated data from FY2023

Responding to climate change

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Responding to climate change
Indicator
 Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Total GHG emissions t-CO2
 Consolidated
239,013 3,852,768 1,017,968 2,113,298
Scope1 Japan t-CO2 Consolidated
80 81 54.14 37.72
Taiwan
0 0 0.00 0.00
China
16 14 0.00 0.00
South Korea   0 0 0.00 0.00
North America   205 145 82.47 82.34
Germany   158 77 51.81 68.79
United Kingdom   0 0 0.00 0.00
France   11 4 5.62 0.00
Switzerland
   0 3 11.45 7.88
Italy   23 11 0.00 0.00
Spain
   5 6 0.00 0.00
Austria
   0 2 3.45 2.57
Total   498 342 208.94 199.30
Scope2
（By location）		 Japan t-CO2 Consolidated   13,394 15,418
 12,792.25
 13,234.51
Taiwan
   0 3 1.22 1.10
China   29
32
 31.43
 30.40
South Korea    388 229 254.67
259.43
North America    783
 474
 361.40
 1,234.94
Germany    2,335
2,486
 2,159.98
 1,926.13
United Kingdom   4 3 3.33 2.83
France   2 1 0.32 0.28
Switzerland
   0 0 0.13 0.08
Italy   8 4 3.78 3.00
Spain
   0 0 0.30 0.22
Austria
   0 0 0.34 0.23
Total    16,952
18,650
 15,609.14
 16,693.15
Scope2
（By market）		 Japan t-CO2 Consolidated    12,360
 9,839
 7,872.65
 8,205.88
Taiwan     0 1.22 1.10
China     32 31.43 30.40
South Korea     266 254.67 259.43
North Korea     291 361.40 709.02
Germany     1,778 1,203.99
 1,263.60
United Kingdom     0 0.00 0.00
France     0 0.16 0.04
Switzerland     0 0.13 0.08
Italy     0 2.14 1.45
Spain     0 0.26 0.23
Austria     0 0.00 0.00
Total     12,213 9,683.04 10,471.23
Scope3* 1.Purchased goods and services t-CO2 Consolidated   198,899
 358,792
 289,079.13
 313,377.54
2.Capital goods   17,054
  11,237
 12,440.66 6,468.11
3.Fuel- and energy-related activities not included in
Scope 1 or Scope 2
   899 18,329
   21,588.63  21,183.09
4.Upstream transportation and distribution   3,951
 8,466
 6,568.32
 7,822.12
5.Waste generated in operations   455 1,322 1,066.85 1,067.61
6.Business travel   104 702 1,301.27 1,504.82
7.Employee commuting   212 613 693.90 727.51
8.Upstream leased assets   - - - -
Total (upstream)   221,574
399,461
 332,738.76
 352,150.80
9.Downstream transportation and distribution     3,837
2,286.88
 2,415.46
10.Processing of sold products     - - -
11.Use of sold products     3,428,809
666,566.00 1,741,234.86
12.End-of-life treatment of sold products     1,400 272.74 342.80
13.Downstream leased assets     270 286.07 262.39
14.Franchises     - - -
15.Investments     - - -
Total (downstream)
     3,434,315 669,411.69
 1,744,255.51
Other (upstream)
     - - -
Other (downstream)     - - -
Total   221,574  3,833,776
  1,002,150.45
2,096,406.31
Total energy usage* Consumption of purchased or acquired electricity kWh Consolidated   20,269,377
  42,295,000
 36,760,396
 29,368,000
Electricity derived from renewable energy
(Solar power generation, etc.)
     5,300,000 1,998
 11,848,000
Total   20,269,377 47,595,000 36,762,394
 41,216,000
Volatile oil (gasoline)*
 ℓ Consolidated     42.23
2,231
 3,615
Volatile oil (kerosene)*
 ℓ Consolidated     44.02
15,201
 7,970
LNG (city gas)* ㎥
 Consolidated     168.26
0
 77,111
Light oil*
 ℓ Consolidated     22.46
8,892
 4,635
LPG (propane gas)*
 ㎥ Consolidated     9.08 1,243 2,386
*1.Collection of consolidated group data began from the fiscal year ended March 31, 2023.
  2.Figures above have been rounded to the nearest whole number.

Water Resources Conservation

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Total water withdrawal
Indicator
 Unit Date
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Total water withdrawal* Total water discharge
 ㎥ Consolidated   23,000 30,700 29,446.05 28,041.34
Total water discharge     320 463.00 -
Total   23,000 31,020 29,909.05 28,041.34
Water consumption*
       463.00 78.00
*Collection of consolidated group data began from the fiscal year ended March 31, 2023.

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Total water discharge
Indicator Unit Date
Coverage
 FY2020 FY2021 FY2022 FY2023 FY2024
Water discharge*
 Sewage
 ㎥ Consolidated   23,000 31,020 29,446.05 27,963.34
Rivers, etc.  
- - -
Total   23,000 31,020 29,446.05 27,963.34
*Collection of consolidated group data began from the fiscal year ended March 31, 2023.

Materials Usage

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Materials usage
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Amount of copper usage*
 Thousand tons Consolidated 2.02 3.58 3.45 3.76 3.87
Amount of oil and grease used* 0.05 0.09 0.21 0.09 0.15
Amount of recycled plastic raw materials used* t 3.17 17.36 13.71 5.64 6.88
＊Change to consolidated data from FY2023
            

Reducing Use of Environmentally Harmful Substances

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Reducing use of environmentally harmful substances
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Green procurement*
 Ratio of consent acquired for green procurement standards  % Consolidated 100 100 56.0 56.0 60.8
Number of suppliers audited Companies 11 9 43 54 68
Reducing use of environmentally harmful substances*
 Number of companies surveyed for inclusion of environmentally hazardous substances Companies 90 90 121 116 287
Protecting air quality* Emissions of NOx t   0 0 0 0
Emissions of SOx   0 0 0 0
＊Change to consolidated data from FY2022
              

Waste Management

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Waste
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Amount of general waste discharge* Incineration waste
 t Consolidated   54.1 2,245 1,837 1,927
Cafeteria waste
   0.4 10 9 9
Total   54.5 2,255 1,846 1,936
Amount of hazardous waste discharge     712 584 550
*Collection of consolidated group data began from the fiscal year ended March 31, 2023

Social Data

Human Resource

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Human resource
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Number of employees (consolidated) Total People Consolidated 1,104 1,145 1,324 1,349 1,384
Number of employees
(non-consolidated)
 Male People Non-
Consolidated		 350 352 398 415 419
Female 56 60 86 108 101
Total 406 412 484 523 520
Ratio of female employees
 % 13.8 14.6 17.8 20.7 19.4
Average number of temporary and contract employees* Entire Company
 People Consolidated 100 138 156 689 328
Ratio of average number of temporary employees* Entire Company
 ％
Consolidated
 19.8 25.1 24.1 33.8 23.7
Average age* Entire Company
 Age Consolidated 41.3 41.8 41.8 40.0 40.4
Average years of service* Entire Company
 Years
Consolidated
 14.8 15.1 14.4 8.9 8.6
Average annual income*
Total (regular employees + non-regular employees)
 Ten thousand yen
 Consolidated 691 753 689 683 570
Total (regular employees only)
   752 723 583
Total (non-regular employees)
   434 343 382
Male (regular employees)   783 698 703
Female (regular employees)   585 439 406
Male (non-regular employees)   450 344 348
Female(non-regular employees)   411 344 271
Number of foreign employees
(including temporary workers)*
 Male People Consolidated   3 59 47
Female   5 28 29
Total   8 87 76
Ratio of foreign employees
 %   1.2 6.4 5.5
Number of newly graduated recruits*
 Male People Consolidated 5 5 8 18 16
Female 1 1 1 5 4
Total 6 6 9 23 20
Number of mid-career recruits*
 Male People Consolidated
16 10 68 52
Female
0 3 24 18
Total
0 13 92 70
Retention of newly graduated recruits*
(turnover rate after 3 years)
 Male % Consolidated 5.0 5.0 0.0 6.0 2.5
Female 0.0 16.7 0.0 8.6 0.0
Total 4.3 7.7 0.0 8.3 2.2
Turnover rate*
 ％ Consolidated 2.2 3.7 3.0 8.6 11.6
Turnover rate for personal reasons retirees*
 ％ Consolidated 2.2 3.7 2.8 8.3 11.6
Number of managers*
 Male (total) People Consolidated

82 205 210
Male (foreign nationals)

0 8 6
Female (total)

2 14 13
Female (foreign nationals)     0 0 0
Total

84 219 223
Ratio of female managers
  %

2.4 6.6 5.8
Number of executive officers* Male (total) People Consolidated 12 12 12 29 26
Male (foreign nationals)
 0 0 0 1 2
Female (total) 1 1 1 2 3
Female (foreign nationals) 0 0 0 0 0
Total 13 13 13 31 29
Ratio of female executive officers
 % 7.7 7.7 7.7 6.5 10.3
Number of Directors* Male (total) people Consolidated 9 9 9 28 27
Male (foreign nations) 0 0 0 2 2
Female (total) 0 0 0 1 1
Female (foreign nations) 0 0 0 0 0
Total 9 9 9 29 28
Ration of female directors % 0.0 0.0 0.0 3.4 3.6
Number of employees with disabilities* Male People Consolidated 8 9 24 25
Female 2 2 4 5
Total 10 11 28 30
(of which, managers)
 0 0 0 0
Ration on employees with disabilities % 1.9 1.8 2.1 2.2
Average monthly overtime hours/person*
 Hours Consolidated 12.3 25.2 22.9 9.7 16.3
Percentage of paid leave taken* ％
Consolidated
 74.6 69.6 73.2 66.7 80.0
Number of employees taking parental leave* Male People Consolidated 2 10 9 25 31
Female 3 4 0 20 23
Total 5 14 9 45 54
Ration of employees talking paternity leave* Male % Consolidated 16.7 55.6 56.3 47.2 47.1
Number of employees taking nursing care leave* Male People Consolidated


7 13
Female


5 8
Total


12 21
Ration of labor union participation* % Consolidated     47.7 76.1 79.5
Number of Labors-management meetings* Times Consolidated     12 9 12
＊Change to consolidated data from FY2023
              

Occupational safety and health initiatives

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Health and safety education
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Health and Safety Committee*
 Number of meetings held
 Times Consolidated 12 12 12 9 53
Number of participants (cumulative)
 People 44.1 38.5 46.2 81.3 67.0
Management training on health and safety*
 Number of trainings held
 Times Consolidated
0 0 10 9
Number of participants (cumulative) People    0 0 54 36
Ration of participants
 %
0.0 0.0 24.7 16.1
Employee training on health and safety* Number of trainings held
 Times Consolidated
20 12 72 74
 Number of participants (cumulative)  People   300 162 587 698
Ration of participants
 %
72.8 33.5 43.5 50.4

*To prevent the spread of COVID-19, the Health and Safety Committee has been holding meetings with fewer participants, avoiding the “three Cs” (crowded, closed, and close-contact settings), since the fiscal year ended March 31, 2021.
＊Change to consolidated data from FY2023

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Health and safety risk assessment
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Status of EHS risk assessments*
* E:Environment, S:Safe, H: Health
 Cases
 Consolidated
41 30 31 31

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Health and wellness initiatives
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Stress check inspection rate* % Consolidated 94.3 88.6 86.0 90.1 85.3
Percentage of high-stress individuals* 24.8 17.8 17.8 17.1 20.8
Ration of employees who smoke* 29.0 31.0 30.9 31.9 28.1
＊Change to consolidated data from FY2023
              

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Harassment and working in adverse conditions
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Harassment Prevention Training*
 Number of trainings held
 Times Consolidated
3 3 3 10
Number of participants (cumulative)
 People   381 144 320 305
Ratio of participants to employees %   92.5 29.4 23.7 22.0
Number of child labor, forced labor and human trafficking Cases  Consolidated 0 0 0 0 0
＊Change to consolidated data from FY2023
              

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Percentage of work locations or employees to which and to whom the following indicators apply
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Percentage of employees covered by a formal occupational health and safety committee composed of both business and labor representatives* % Consolidated   90.0 91.8 83.2 71.3
Percentage of employees covered by formal labor agreements on working conditions*
   50.3 47.7 93.9 85.1
Percentage of employees represented by officially elected employees*
   100.0 100.0 62.3 69.0
Percentage of employees who have received regular performance and career-development reviews*
98.2 99.4 99.3 82.8
＊Change to consolidated data from FY2023
              

Human resource training and development

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Human resource development
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Number of trainees sent overseas*
 People Consolidated 1 1 1 1 1
＊Change to consolidated data from FY2023
              

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Education and Training
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Number of trainees*
 Attendance of graduate school, MBA/MOT commuter program
 People Consolidated 0 0 2 4 3
Participation in overseas training program
 0 0 0 1 1
Attendance of correspondence courses (cumulative)
 208 234 131 185 382
Total 208 234 133 190 386
Percentage of employees who are trainees*
 % 56.1 56.8 27.5 14.1 27.9
*Change to consolidated data from FY2023              

Delivery of valuable products

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Quality management system
 Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Status of certification acquisition (including ISO 9001 and other industry-specific standards) Number of certified work locations
 Companies Consolidated 6 7 7 7 8
Percentage of certified work locations (% of total locations)
 ％ 54.5 63.6 63.6 63.6 72.7

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Research and Development
 Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
R&D expenses R&D expenses
(on a statutory basis)		 Million yen Consolidated 2,444 3,012 3,274 3,614 3,775
R&D expenses
(on a managerial basis)		 Consolidated 1,667 2,049 2,204 2,328 2,366
Number of patents held Patents Consolidated 912 951 1,004 1,050 1,083

Fair, just, and transparent procurement activities

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Procurement data (procurement ratio)
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Metal components*
 % Consolidated 22 25 26 55 53
Electronic lighting parts*
 8 8 10 10 12
Other parts*
 32 15 27 1 17
Machine processing*
 39 52 37 17 19
Assembly and processing*
 0 0 0 1 0
*Base figure (denominator) = non-consolidated spending on parts procured (purchased)
*Change to consolidated data from FY2023

Community outreach / Social contribution activities

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Community outreach / Social contribution activities
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Corporate citizenship activities
(social contribution activities)*
 Community cleanups
 Times Consolidated 6 6 6 10 14
Harmonic Lectures
 0 1 1 1 1
Harmonic Concerts
 0 0 1 1 1
Lessons in educational facilities*


3 5
*Educational outreach sessions began during the fiscal year ended March 31, 2023
*Change to consolidated data from FY2023

Governance

Governance

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Governance
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Chairperson of the Board of Directors
 - Non-
Consolidated		 Chairperson and Representative Director Chairperson and Representative Director
 Chairperson and Director Chairperson and Director Chairperson and Director
Director Internal Male (total) People Non-
Consolidated		 5 5 5 5 5
Male (foreign nationals) 0 0 0 0 0
Female (total) 0 0 0 0 0
Female (foreign nationals) 0 0 0 0 0
Ration of female directors % 0.0 0.0 0.0 0.0 0.0
Outside Male (total) People Non-
Consolidated		 4 4 4 4 4
Male (foreign nationals) 0 0 0 0 0
Female (total) 0 0 0 0 1
Female (foreign nationals) 0 0 0 0 0
Ration of female directors % 0.0 0.0 0.0 0.0 10.0
Total People 9 9 9 9 10
Term of office for directors
 year Non-
Consolidated		 1 1 1 1 1
Average tenure of directors
 years Non-
Consolidated		 12.5 11.4 11.1 11.0 7.5
Average age of directors
 Age Non-
Consolidated
 70.6 69.3 70.3 70.1 67.9
Number of board meetings held Times Non-
Consolidated
 19 17 18 18 20
Average attendance rate of directors
 % Non-
Consolidated		 100 99.3 99.4 99.1 99.5
Average attendance rate of independent outside directors % Non-
Consolidated		 100 100 98.5 98.5 99.0
Directors concurrently serving as executive officers people Non-
Consolidated		 4 4 4 4 4
Percentage of directors concurrently serving as executive officers
 % Non-
Consolidated		 44.4 44.4 44.4 40.0 50.0
Independent outside directors concurrently holding four or more significant positions People Non-
Consolidated		 0 0 0 0 0
Percentage of independent outside directors % Non-
Consolidated		 44.4 44.4 44.4 50.0 50.0
Corporate Auditor
 Internal Male (total) People Non-
Consolidated		 0 1 1 1 1
Male  0 0 0 0 0
Female (total) 0 0 0 0 0
Female (foreign nationals) 0 0 0 0 0
ration of female directors % 0.0 0.0 0.0 0.0 0.0
Outside Male (total) People 4 3 3 3 3
Male (foreign nationals) 0 0 0 0 0
Female (total) 0 0 0 0 0
Female (foreign nationals) 0 0 0 0 0
ration of female directors % 0.0 0.0 0.0 0.0 0.0
Ratio of Independent Outside Corporate Auditors
 % Non-
Consolidated		 50.0 50.0 50.0 50.0 50.0
Number of Board of Corporate Auditors meetings Times Non-
Consolidated		 11 18 18 17 17
Average attendance rate of the Board of Corporate Auditors
 % Non-
Consolidated		 100 98.6 98.6 100 100
Executive officer Male (total) People Non-
Consolidated		 12 12 12 12 12
Male  (foreign nationals) 0 0 0 0 0
Female (total) 1 1 1 2 2
Female  (foreign nationals) 0 0 0 0 0
Ration of female executive officers % 7.7 7.7 7.7 14.3 14.3

Reward

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Executive compensation
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Directors compensation (excludes outside directors) Thousand yen Non-
Consolidated		 215,565
390,785
 415,528
 199,387
 200,539
Auditors compensation (excludes outside auditors)  52,350
7,514
 21,601
 28,800
 37,800
Outside executives compensation Outside directors  53,002
68,000
 77,000
 66,600
 72,000
Outside auditors  36,941
 58,714
 55,200
 52,800
 43,800

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Accounting auditor compensation
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Accounting auditor compensation Thousand yen Non-
Consolidated		 42,200 36,200 40,200 50,000 50,000

Compliance

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Compliance
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Whistleblower system (number of reports)* Reports Consolidated 17 17 21 35 78
Number of confirmed corruption cases*
 Cases 0 0 0 1 2
Number of employees terminated for violating anti-corruption policies* People

0 0 0
Amount of fines imposed in connection with corruption*
 Yen

0 0 0
Allowance for fines and settlements*
 Yen

0 0 0
Compliance training sessions* Number of trainings held Times

6 4 4
Number of participants (cumulative)
 People     293 931 1,020
Ratio of participants
  %     60.5 69.0 73.7
Average class time/person
 Hours


3.3 2.3
Political donations* Yen


0 0
Number of corruption and bribery cases exposed* Cases


0 0
Number of competition law violations*
 Ten thousand yen


195 0
Total contributions to, and expenditures for, district, regional, and national political activities/candidates* Cases

0 0 0
Total membership fees for industry associations*
 Cases

0 0 0
*Change to consolidated data from FY2023
              

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Information security
Indicator Unit Data
Coverage		 FY2020 FY2021 FY2022 FY2023 FY2024
Number of information security incidents*
 Cases Consolidated 1 1 1 1 0
Information security compliance ratio* % 93.2 97.0 96.5 97.9 99.3
Information security due diligence performed by a third party* Times 2 2 2 16 28
Awareness training to prevent information security breach*
 Number of trainings held
 Times 2 1 2 29 30
Number of participants (cumulative)
 People 931 470 1,040 1,696 1,691
*Change to consolidated data from FY2023              

*Grayed-out sections indicate unavailable data.

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