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ESG DATA

Environmental Data

Environmental Management System

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Environmental Management System
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Situation regarding obtaining of ISO 14001 certification Companies
 Consolidated
 4 4 5 5
Ratio of certifications acquired at sites
 ％ 40 40 50 50

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ESH （Environment, Safe, Health）
 Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
ESH audit Companies Consolidated 3
 3
 4 4
Follow-up audit
 3 3
 4 4

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Environmental Compliance
Indicator
 Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Ratio of sites where environmental risk assessments have been conducted among all sites
 ％ Non-
Consolidated

100 100
Violation of environment-related laws and regulations
 Times

0 0
Accident/pollution that causes environmental issues

0 0
Complaints about environmental issues

0 0
Amount of a fine
 Yen

0 0

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Environmental education and training
Indicator
 Unit
Data
Coverage
 FY2019 FY2020 FY2021 FY2022 FY2023
Environmental Study Group Number of times implemented
 Times Non-
Consolidated

0 2
Number of people attended
 People

0 4
Education to raise environmental awareness
 Number of times implemented
 Times Non-
Consolidated

0 1
Number of people attended
 People

0 97
Education for earning environmental certifications
 Number of times implemented
 Times Non-
Consolidated

2 2
Number of people attended
 People

2 2

Creating Environmental Friendly Products

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Environmental Friendly Products
Indicator Unit Data
Coverage
 FY2019 FY2020 FY2021 FY2022 FY2023
Number of products developed (cumulative) Products Non-
Consolidated		 6 4 1 1

Responding to climate change

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Responding to climate change
Indicator
 Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Total GHG emissions t-CO2
 Consolidated

239,013 6,613,783
Scope1 Japan t-CO2 Consolidated

80 81
Taiwan

0 0
China

16 14
South Korea     0 0
North America     205 145
Germany     158 21
United Kingdom     0 0
France     11 4
Switzerland
     0 3
Italy     23 11
Spain
     5 6
Austria
     0 2
Total     498 286
Scope2
（By location）		 Japan t-CO2 Consolidated     13,394 15,418
Taiwan
     0 3
China     29 32
South Korea     388 229
North America     783 474
Germany     2,335  2,486
United Kingdom     4 3
France     2 1
Switzerland
     0 0
Italy     8 4
Spain
     0 0
Austria
     0 0
Total     16,942 18,650
Scope2
（By market）		 Japan t-CO2 Consolidated     12,360 9,839
Taiwan       0
China       32
South Korea       266
North Korea       291
Germany       1,778
United Kingdom       0
France       0
Switzerland       0
Italy       6
Spain       0
Austria       0
Total       12,213  
Scope3* 1.Purchased goods and services t-CO2 Consolidated     198,899 358,792
2.Capital goods     17,054 11,237
3.Fuel- and energy-related activities not included in
Scope 1 or Scope 2
     899 18,329
4.Upstream transportation and distribution     3,951 8,466
5.Waste generated in operations     455 1,322
6.Business travel     104 702
7.Employee commuting     212 613
8.Upstream leased assets     0 0
Total (upstream)     221,574 399,461
9.Downstream transportation and distribution       3,837
10.Processing of sold products       0
11.Use of sold products       6,190,129
12.End-of-life treatment of sold products       1,398
13.Downstream leased assets       23
14.Franchises       0
15.Investments       0
Total (downstream)
       6,195,386  
Other (upstream)
       0
Other (downstream)       0
Total     221,574 6,594,846  
Total energy usage* Fuel consumption (excluding raw materials) MWh Consolidated     22,170 1,815
Consumption of purchased or acquired electricity     20,247,207 45,780
Total     20,269,377 47,595
Use of work vehicles (use of gasoline)
 t-CO2
 Consolidated       25
Volatilized oil (gasoline) t-CO2
 Consolidated       17
Volatilized oil (kerosene) t-CO2
 Consolidated       44
LNG (city gas) t-CO2
 Consolidated       168
Diesel oil
 t-CO2
 Consolidated       22
LPG (propane gas) t-CO2
 Consolidated       9
Petroleum-based carbohydrate gas t-CO2
 Consolidated       0
Renewable energy-derived electricity
(photovoltaic power generation, etc.)		 t-CO2
 Consolidated       5,300
Renewable energy electricity ratio ％ Consolidated       28
*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		 FY2019 FY2020 FY2021 FY2022 FY2023
Water Resources Consumption* Water supply ML
 Consolidated     23 31
Groundwater, etc.     - -
Total     23 31
Factory water
       0
*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
 FY2019 FY2020 FY2021 FY2022 FY2023
Water discharge*
 Sewage
 ML Consolidated     23 31
Rivers, etc.     - -
Total     23 31
*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		 FY2019 FY2020 FY2021 FY2022 FY2023
Amount of copper usage
 Thousand t Non-
Consolidated		 2 2 4 3
Amount of oil and grease used 0 0 0 0
Amount of recycled plastic raw materials used t 1 3 17 6

Reducing Use of Environmentally Harmful Substances

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Reducing use of environmentally harmful substances
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Green procurement
 Ratio of consent acquired for green procurement standards  % Non-
Consolidated		 100 100 100 100
Number of suppliers audited Companies 10 11 9 15
Reducing use of environmentally harmful substances
 Number of companies surveyed for inclusion of environmentally hazardous substances Companies 90 90 90 95
Protecting air quality Emissions of NOx t     0 0
Emissions of SOx     0 0

Waste Management

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Waste
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Amount of general waste discharge* Incineration waste
 t Consolidated     54 2,245
Cafeteria waste
     0 10
Total     55 2,255
Amount of hazardous waste discharge       712
*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		 FY2019 FY2020 FY2021 FY2022 FY2023
Number of employees (consolidated) Total People Consolidated 1,097 1,104 1,145 1,324
Number of employees
(non-consolidated)
 Male People Non-
Consolidated		 329 350 352 404
Female 42 56 60 86
Total 371 406 412 490
Ratio of female employees
 % 11.3 13.8 14.6 17.6
Average number of temporary and contract employees Entire Company
 People Non-
Consolidated		 175 100 138 156
Ratio of average number of temporary employees Entire Company
 ％ Non-
Consolidated

 32.1 19.8 25.1 24.1
Average age Entire Company
 Age Non-
Consolidated		 41.9 41.3 41.8 41.8
Average years of service Entire Company
 Years Non-
Consolidated
 15.2 14.8 15.1 14.4
Average annual income
Total (regular employees + non-regular employees)
 Thousand yen
 Non-
Consolidated		 7,633 6,912 7,533 6,898
Total (regular employees only)
     7,525
Total (non-regular employees)
     4,348
Male (regular employees)     7,837
Female (regular employees)     5,853
Male (non-regular employees)     4,501
Female(non-regular employees)     4,113
Number of foreign employees
(including temporary workers)
 Male People Non-
Consolidated		     3
Female     5
Total     8
Ratio of foreign employees
 %     1.2
Number of newly graduated recruits
 Male People Non-
Consolidated		 20 5 5 8
Female 6 1 1 1
Total 26 6 6 9
Number of mid-career recruits
 Male People Non-
Consolidated		 0 0 16 10
Female 0 0 0 3
Total 0 0 16 13
Retention of newly graduated recruits
(turnover rate after 3 years)
 Male % Non-
Consolidated		 14.3 5.0 5.0 0.0
Female 0.0 0.0 16.7 0.0
Total 14.3 4.3 7.7 0.0
Turnover rate
 ％ Non-
Consolidated		 1.8 2.2 3.7 3.0
Turnover rate for personal reasons retirees
 ％ Non-
Consolidated		 1.8 2.2 3.7 2.8
Number of managers
 Male (total) People Non-
Consolidated		 82 79 81 82
Male (foreign nationals) 0 0 0 0
Female (total) 3 3 3 2
Female (foreign nationals) 0 0 0 0
Ratio of female managers
  % 3.5 3.7 3.6 2.4
Number of executive officers Male (total) People Non-
Consolidated		 12 12 12 12
Male (foreign nationals)
 0 0 0 0
Female (total) 0 1 1 1
Female (foreign nationals) 0 0 0 0
Ratio of female executive officers
 % 0.0 7.7 7.7 7.7
Number of Directors Male (total) people Non-
Consolidated		 9 9 9 9
Male (foreign nations) 0 0 0 0
Female (total) 0 0 0 0
Female (foreign nations) 0 0 0 0
Ration of female directors % 0.0 0.0 0.0 0.0
Number of employees with disabilities Male People Non-
Consolidated		   8 9
Female   2 2
Total   10 11
(of which, managers)
   0 0
Ration on employees with disabilities %   1.9 1.8
Average monthly overtime hours/person
 Hours Non-
Consolidated		 3.8 12.3 25.2 22.9
Percentage of paid leave taken ％ Non-
Consolidated
   74.6 69.6 73.2
Number of employees taking parental leave Male People Non-
Consolidated		   2 10 9
Female   3 4 0
Total   5 14 9
Ration of employees talking paternity leave Male % Non-
Consolidated
16.7 55.6 56.3
Number of employees taking nursing care leave Male People Non-
Consolidated		 0 1 0 0
Female 0 0 0 0
Total 0 1 0 0
Ration of labor union participation % Non-
Consolidated		     50.3 47.7
Number of Labors-management meetings Times Non-
Consolidated		     12 12

Occupational safety and health initiatives

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Health and safety education
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Health and Safety Committee*
 Number of meetings held
 Times Non-
Consolidated		 12 12 12 12
Number of participants (cumulative)
 People 83.1 44.1 38.5 46.2
Management training on health and safety
 Number of trainings held
 Times Non-
Consolidated

0 0
Number of participants (cumulative)
 People

0 0
Employee training on health and safety Number of trainings held
 Times Non-
Consolidated

20 12
Number of participants (cumulative)
 People

300 162

*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.

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Health and safety risk assessment
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Status of EHS risk assessments*
* E:Environment, S:Safe, H: Health
 Cases
 Non-
Consolidated

41 30

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Health and wellness initiatives
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Stress check inspection rate % Non-
Consolidated		 96.4 94.3 88.6 86.0
Percentage of high-stress individuals 17.0 24.8 17.8 17.8
Ration of employees who smoke 31.0 29.0 31.0 30.9

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Harassment and working in adverse conditions
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Harassment Prevention Training
 Number of trainings held
 Times Non-
Consolidated

3 3
Number of participants (cumulative)
 People     381 144
Ratio of participants to employees %     75.3 29.4
Number of child labor, forced labor and human trafficking Cases  Consolidated 0 0 0 0

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Percentage of work locations or employees to which and to whom the following indicators apply
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Percentage of employees covered by a formal occupational health and safety committee composed of both business and labor representatives % Non-
Consolidated		     90.0 91.8
Percentage of employees covered by formal labor agreements on working conditions
     50.3 47.7
Percentage of employees represented by officially elected employees
     100.0 100.0
Percentage of employees who have received regular performance and career-development reviews
  98.2 99.4

Human resource training and development

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Human resource development
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Number of trainees sent overseas
 People Non-
Consolidated		 1 1 1 1

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Education and Training
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Number of trainees
 Attendance of graduate school, MBA/MOT commuter program
 People Non-
Consolidated		 0 0 0 2
Participation in overseas training program
 1 0 0 0
Attendance of correspondence courses (cumulative)
 171 208 234 131
Total 172 208 234 133
Percentage of employees who are trainees
 % 46.4 56.1 56.8 27.1

Delivery of valuable products

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Quality management system
 Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Status of certification acquisition (including ISO 9001 and other industry-specific standards) Number of certified work locations
 Companies Consolidated 6 6 7 7
Percentage of certified work locations (% of total locations)
 ％ 60 60 70 70

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Research and Development
 Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
R&D expenses R&D expenses
(on a statutory basis)		 Million yen Consolidated 2,195 2,444 3,012 3,274
R&D expenses
(on a managerial basis)		 Non-
Consolidated		 1,441 1,667 2,049 2,204
New product sales ratio (% of total sales)
 % Non-
Consolidated		 9.2 6.3 1.3 0.8
Number of patents held Patents Non-
Consolidated		 797 912 951 1,004

Fair, just, and transparent procurement activities

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Procurement data (procurement ratio)
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Metal components
 % Non-
Consolidated		 22 22 25 26
Electronic lighting parts
 10 8 8 10
Other parts
 22 32 15 27
Machine processing
 47 39 52 37
Assembly and processing
 0 0 0 0
*Base figure (denominator) = non-consolidated spending on parts procured (purchased)

Community outreach / Social contribution activities

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Community outreach / Social contribution activities
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Corporate citizenship activities
(social contribution activities)
 Community cleanups
 Times Non-
Consolidated		 6 6 6 6
Harmonic Lectures
 1 0 1 1
Harmonic Concerts
 1 0 0 1
Lessons in educational facilities*


3
*Educational outreach sessions began during the fiscal year ended March 31, 2023

Governance

Governance

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Governance
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Chairperson of the Board of Directors
 - Non-
Consolidated		 Chairperson and Representative Director Chairperson and Representative Director
 Chairperson and Representative Director Chairperson and Director
Director Internal Male (total) People Non-
Consolidated		 5 5 5 5
Male (foreign nationals) 0 0 0 0
Female (total) 0 0 0 0
Female (foreign nationals) 0 0 0 0
Ration of female directors % 0.0 0.0 0.0 0.0
Outside Male (total) People Non-
Consolidated		 4 4 4 4
Male (foreign nationals) 0 0 0 0
Female (total) 0 0 0 0
Female (foreign nationals) 0 0 0 0
Ration of female directors % 0.0 0.0 0.0 0.0
Total People 9 9 9 9
Term of office for directors
 year Non-
Consolidated		 1 1 1 1
Average tenure of directors
 years Non-
Consolidated		 13.4 12.5 11.4 11.1
Average age of directors
 Age Non-
Consolidated
 70.1 70.6 69.3 70.3
Number of board meetings held Times Non-
Consolidated
 17 19 17 18
Average attendance rate of directors
 % Non-
Consolidated		 100 100 99.3 99.4
Average attendance rate of independent outside directors % Non-
Consolidated		 100 100 100 98.5
Directors concurrently serving as executive officers people Non-
Consolidated		 4 4 4 4
Percentage of directors concurrently serving as executive officers
 % Non-
Consolidated		 44.4 44.4 44.4 44.4
Independent outside directors concurrently holding four or more significant positions People Non-
Consolidated		 0 0 0 0
Percentage of independent outside directors % Non-
Consolidated		 33.3 44.4 44.4 44.4
Corporate Auditor
 Internal Male (total) People Non-
Consolidated		 1 0 1 1
Male  0 0 0 0
Female (total) 0 0 0 0
女性 (foreign nationals) 0 0 0 0
ration of female directors % 0.0 0.0 0.0 0.0
Outside Male (total) People 3 4 3 3
Male (foreign nationals) 0 0 0 0
Female (total) 0 0 0 0
Female (foreign nationals) 0 0 0 0
ration of female directors % 0.0 0.0 0.0 0.0
Ratio of Independent Outside Corporate Auditors
 % Non-
Consolidated		 50.0 50.0 50.0 50.0
Number of Board of Corporate Auditors meetings Times Non-
Consolidated		 16 11 18 18
Average attendance rate of the Board of Corporate Auditors
 % Non-
Consolidated		 100 100 98.6 98.6
Executive officer Male (total) People Non-
Consolidated		 12 12 12 12
Male  (foreign nationals) 0 0 0 0
Female (total) 0 1 1 1
Female  (foreign nationals) 0 0 0 0
Ration of female executive officers % 0.0 7.7 7.7 7.7

Reward

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Executive compensation
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Directors compensation (excludes outside directors) Thousand yen Non-
Consolidated		 119,535 215,565 390,785 415,528
Auditors compensation (excludes outside auditors) 47,656 52,350 7,514 21,601
Outside executives compensation Outside directors 28,505 53,350 68,000 77,000
Outside auditors 8,800 36,941 58,714 55,200

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Accounting auditor compensation
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Accounting auditor compensation Thousand yen Non-
Consolidated		 34,000 42,200 36,200 40,200

Compliance

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Compliance
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Whistleblower system (number of reports) Reports Non-
Consolidated		 21 17 17 19
Number of confirmed corruption cases
 Cases 0 0 0 0
Number of employees terminated for violating anti-corruption policies People 0 0 0 0
Amount of fines imposed in connection with corruption
 Yen 0 0 0 0
Allowance for fines and settlements
 Yen 0 0 0 0
Compliance training sessions Number of trainings held Times


6
Number of participants (cumulative)
 People


293
Political donations Yen 0 0 0 0
Number of corruption and bribery cases exposed Cases 0 0 0 0
Number of competition law violations
 Violations
 0 0 0 0
Total contributions to, and expenditures for, district, regional, and national political activities/candidates Yen 0 0 0 0
Total membership fees for industry associations
 Yen 0 0 0 0

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Information security
Indicator Unit Data
Coverage		 FY2019 FY2020 FY2021 FY2022 FY2023
Number of information security incidents
 件 Consolidated 1 1 1 0
Information security compliance ratio % 89.3 93.2 97.0 96.5
Information security due diligence performed by a third party Times 2 2 2 2
Awareness training to prevent information security breach
 Number of trainings held
 Times 1 2 1 2
Number of participants (cumulative)
 People 380 931 470 1,040

*Grayed-out sections indicate unavailable data.

ESG DATABOOK

・ESG DATABOOK 2023

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