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ESG Data

ESG Data

This page presents ESG (environment, society and governance) data related to the Company’s business activities that are organized and aggregated in accordance with relevant criteria.

E (Environment)

Unit 2022.3
FY2021
2023.3
FY2022
2024.3
FY2023
2025.3
FY2024
2026.3
FY2025
Greenhouse Gas
CO2 emissions from purchased electricity
- The entire IRISO Group
ton 36,940 41,620 33,980 33,740 6,360
Electricity usage
- The entire IRISO Group
thousand kWh 61,049 60,688 59,872 59,858 65,414
Energy consumption
- The entire IRISO Group
thousand GJ 217 213 210 215 235
Renewable energy electricity consumption
- The entire IRISO Group
thousand kWh 675 1,467 1,601 3,215 53,901
Electricity energy intensity
- The entire IRISO Group
MWh/M yen 1.40 1.15 1.08 1.03
Scope 1
- The entire IRISO Group
ton
-CO2
450 315 423 336 257
Scope 2
- The entire IRISO Group
ton
-CO2
36,490 41,305 31,842 33,740 6,067
Scope 3
- The entire IRISO Group
ton
-CO2
171,867 227,248 242,893 227,647 188,619
Product and Service We Purchased ton
-CO2
110,784 162,163 174,068 167,365 124,016
Capital Goods ton
-CO2
16,800 22,939 27,095 21,512 10,787
Fuel-and Energy-Related Activities, not included in Scope1 & 2  ton
-CO2
4,213 4,107 5,764 5,807 9,342
Transportation /Shipping(Upstream Supply Chain) ton
-CO2
25,958 23,314 21,041 25,787 37,782
Business Waste Disposal  ton
-CO2
3,356 3,316 3,687 2,990 1,424
Business Trip ton
-CO2
69 407 344 338 330
Employee Commuting ton
-CO2
136 1,001 996 1,003 979
Processing of sold products ton
-CO2
322 623 462 726 1,008
Use of Sold Products ton
-CO2
6,289 6,139 6,156 1,956 1,782
Disposing of Sold Products  ton
-CO2
3,939 3,240 3,280 163 1,169
Water Resource
Water usage
- The entire IRISO Group
ton 173,030 163,324 150,823 147,409 162,761
Waste
Total waste volume
- The entire IRISO Group
ton 1,228 1,341 1,055 1,072
Amount recycled
- The entire IRISO Group
ton 454 325 329 330
Recycling rate
- The entire IRISO Group
37 24 31 31
Chemical Substance
PRTR Substance Emission/Transportation
-Japan
ton 0.67 0.8 0.78 0.84 0.78
VOC (volatile organic compound) emissions
- The entire IRISO Group
ton 0.5 0.3 0.3 0.8 1.0
NOx (nitrogen compound) emissions
- The entire IRISO Group
ton 0 0 0 0 0
SOx (sulfur compound) emissions
- The entire IRISO Group
ton 0 0 0 0 0
Environmental Law Violation
Number of violations (over $10,000 USD)
- The entire IRISO Group
cases 0 0 0 0 0
Fine amount (over US$10,000)
- The entire IRISO Group
US dollar 0 0 0 0 0
ISO14001 Certification 
Percentage of ISO14001 Certified
-HQ & Manufacturing Subsidiaries
100 100 87.5 88.9 100

Third Party Verification

Scope 1, Scope 2, and Scope 3 data have been third-party verified by Socotec Certification Japan Co., Ltd. since fiscal year 2024.3 (FY2023).

The most recent third-party assurance report can be found below.

S (Society)

Unit 2022.3
FY2021
2023.3
FY2022
2024.3
FY2023
2025.3
FY2024
2026.3
FY2025
Number of Employees
- The entire IRISO Group
person  3,137 3,104 3,037 2,936 2,842
Male person  1,296 1,344 1,464 1,498 1,468
Female person  1,841 1,760 1,573 1,438 1,374
Share of Women in Total Employment 58.7 56.7 51.8 49 48.3
Share of Non-Japanese Employees in Total Employment  83.6 79.2 81.2 80.3
Employee
-Japan 
person  495 513 552 594 588
Male person  403 415 450 501 483
Female person  92 98 102 93 105
Share of Women in Total Employment 18.6 19.0 18.4 15.7 17.9
Share of Non-Japanese Employees in Total Employment  0.9 0.8 2.17 2.5 2.2
New Graduate Hire
-Japan
person  16 18 28 26 14
Male person  10 13 24 20 10
Female person  6 5 4 6 4
Mid-Career Experienced Hire
-Japan
person  18 22 48 35 30
Male person  15 19 45 23 21
Female person  3 3 3 12 9
Ratio of women in management positions
- The entire IRISO Group
25.1 27.2 24.9 26.2
Share of Women in Management
-Japan
1.1 2.2 2.6 2 1.2
Share of Mid-Career Experienced Hires in Management
-Japan
68.4 65.0 67.7 66.7 67.0
Percentage of non-Japanese nationals in management positions
- The entire IRISO Group
52.1 53.9 50.2 51.4
Share of Non-Japanese Employees in Management
-Japan
0 0.5 2.6 2.6 2.2
Share of Local Global Key Posision
-Oversease Business Site
45.4 41.7 41.7 36.4 27.3
Gender wage gap
- The entire IRISO Group
75.0 69.0 76.6 74.4
Gender Wage Gap
-Japan
Total Employment 60.8 68.3 68.1 62.7
Permanent Employment 70.3 71.1 78.7 72.0
Management 98.9 93.6 71.1 74.8
Non-Management 87.0 89.4 95.7 88.2
Part-time and Contract Worker 53.6 61.9 64.1 62.2
Percentage of Disability Employment
-Japan
2.1 2.2 1.8 2.57 2.15
Average Service Years
-Japan
Year 11.3 10.7 11.6 11.4
Turnover Rate
-Japan
% 3.6 4.8 5.3 5.9 4.4
Voluntary  4.4 5.3 5.6 4.4
Involuntary 0.4 0 0.3 0
Average PTO Utilization Rate
-Japan
% 70.1 72.9 67.1 69.7
Maternity and Paternity Leave System Utilization Rate
-Japan
person  6 14 8 4
Male person  4 8 5 2
Female person  2 6 3 2
Nursing Care Leave Utilization Rate
-Japan
% 39.2 50.0 87.5 80.0 80.0
Male % 19.0 40.0 80.0 71.4 66.7
Female % 100 100 100 100 100
Nursing Care Leave System Utilization Rate
-Japan
person  1 0 0 1 0
Eldercare Leave System Utilization Rate
-Japan
33.5 58.2 56.6 66.4
Stress Sensitivity Deviation Scores
- Japan *1
46.2 45.9 47 47.2 46.7
Work Engagement Deviation Scores
- Japan *2
48.7 48.8 48.7 49.7 49.3
Annual training costs per employee
- The entire IRISO Group
yen 8,763 10,025 9,352 8,106 15,044
Annual Education and Training Cost per Employee
-Japan
yen 42,524 40,683 44,895 35,512 62,668
Education and Training (E-learning Registrant) 
-Japan (incl. Contract Employee)
person  519 531 501 501 671
Employees in Different Positions Attending Training
-Japan
person  83 110 156 140 226
Lost-time injury frequency rate
- Entire IRISO Group
0.81 0.53 0.88 0.36 0.74
Lost-time Accident Severity Rate
- Entire IRISO Group
0.13 0.13 0.05 0.11 0.21
Number of serious accidents
- Entire IRISO Group
cases 0 0 0 0 0
Number of work-related accidents
(Accidents resulting in time off work)
- Entire IRISO Group
cases 5 3 5 2 4
ISO45001 Certified
-HQ & Manufacturing Subsidiaries
60 100 87.5 88.9 100
ISO9001 Certified
-HQ & Manufacturing Subsidiaries
100 100 87.5 88.9 88.9

*1 Our company's deviation score based on the results of a survey conducted by an external company targeting our employees. The deviation score benchmark is updated annually.
*2 The figures are based on the results of simplified questions until the March 2023 term, and on the results of detailed questions from the March 2024 term onward.

G (Governance)

Unit 2022.3
FY2021
2023.3
FY2022
2024.3
FY2023
2025.3
FY2024
2026.3
FY2025
Institutional Design  Company with Audit and Supervisory Committee
Company with Audit and Supervisory Committee
Company with Audit and Supervisory Committee
Company with Audit and Supervisory Committee
Company with Audit and Supervisory Committee
Chairman of the Board of Directors Hitoshi Suzuki
(President and CEO)
Hitoshi Suzuki
(President and CEO)
Hitoshi Suzuki
(President and CEO)
Hitoshi Suzuki
(President and CEO)
Hitoshi Suzuki
(President and CEO)
Number of Board Directors person  11 10 10 10 9
Number of Outside Members of Board Directors person  4 4 4 4 3
Number of Outside Members of Board Directors Appointed as Independent Directors
person  4 4 4 4 3
Ratio of Outside Members of Board Directors 36.4 40.0 40.0 40.0 33.3
Number of Female Board Directors person  1 1 1 1 1
Ratio of Female Board Directors 9.1 10.0 10.0 10.0 11.1
Board Meeting Attendance Rate 100 98.5 97.7 98.4 99.1
Number of Meetings  meeting  13 13 13 13 13
Chairman of Audit and Supervisory Committee Kenichi Oe
(Director)
Toshihiko Miyauchi
(Director)
Toshihiko Miyauchi
(Director)
Toshihiko Miyauchi
(Director)
Toshihiko Miyauchi
(Director)
Number of Audit and Supervisory Committee Members person  4 5 5 5 4
Number of Outside Members of Audit and Supervisory Committee person  3 4 4 4 3
Audit and Supervisory Committee Attendance Rate 98.2 98.4 95.4 98.3 100.0
Number of Meetings  meeting  14 13 13 12 11
Chairman of Nomination Committee Makoto Ebata
(Independent Outside Director)
Makoto Ebata
(Independent Outside Director)
Makoto Ebata
(Independent Outside Director)
Hiroshi Fujita
(Independent Outside
Director)
Hiroshi Fujita
(Independent Outside
Director)
Number of Nomination Committee Members person  5 5 5 5 5
Nomination Committee Attendance Rate 100 100 100 95 100
Number of Meetings  meeting  4 2 2 4 3
Chairman of Remuneration Committee Shimako Yamamoto
(Independent Outside Director)
Shimako Yamamoto
(Independent Outside Director)
Shimako Yamamoto
(Independent Outside Director)
Noboru Sato
(Independent Outside
Director)
Noboru Sato
(Independent Outside
Director)
Number of Remuneration Committee Members person  5 5 5 5 5
Remuneration Committee Attendance Rate 100 100 100 100 100
Number of Meetings  meeting  1 2 2 1 3
Rate of Employees Attending Compliance Training (E-Learning) 
-Japan 
89.9 89.9 91.2 83.1
Corruption and Bribery Case cases 0 0 0 0 0
Funding and Other Spending for Political Parties million yen 0 0 0 0 0