ESG Data

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  • For data from FY2016 to FY2018, the upper row is the Idemitsu Group and the lower row is the Showa Shell Group. (The Showa Shell Group's FY2018 results are reported for 15 months from January 2018 to March 2019.)
  • FY2019 data is for the Idemitsu Group. Idemitsu Kosan and Showa Shell merged in April 2019, and the data is after the business integration.
  • The scope of data for FY2019 is Idemitsu Kosan non-consolidated. However, the reporting scope of some data point differs from the others. For details, please refer to the notes for each data point.
  • The data for FY2020 indicated with (✔) has been assured by the Independent Practitioner.
Status of Employees
*As of March 31, 2021
Unit FY2020 Independent Practitioner’s
Assurance
Note
Number of employees People 4,943 Scope of Reporting: Idemitsu hires (employees, seniors, full-time contract employees, and advisors)
 Excluding employees seconded to other companies
  Men People 4,355
Women People 588
Percentage of women % 11.9
Foreign nationals People 35  
Percentage of foreign nationals % 0.7  
Seniors
(Over 60 years old)
People 600  
Number of member People 3,959  
  Men People 3,395  
Women People 564  
Percentage of women % 14  
Number of employees in managerial positions
(Including managers, general managers,
and executive officers)
People 984
  Men People 960
Women People 24
Percentage of women % 2.4
Of the numbers mentioned above,
higher posts than general manager
People 37  
  Men People 34  
Women People 3  
Percentage of women % 8.1  
Of the numbers mentioned above, managers People 947  
  Men People 926  
Women People 21  
Percentage of women % 2.2  
Average age years old 42.1
  Men years old 42.3
Women years old 40.3
Average years employed years 19.4
  Men years 19.7
Women years 17.3
Average wage Basic wages received by men Management-level employees yen/month 689,656   Scope of Reporting: Idemitsu hires (employees, seniors, full-time contract employees, and advisors)
Staff members yen/month 368,413
Bonuses received by men Management-level employees yen/year 4,139,552  
Staff members yen/year 1,831,199
Basic wages received by
women
Management-level employees yen/month 675,789  
Staff members yen/month 342,353
Bonuses received by women Management-level employees yen/year 4,261,621  
Staff members yen/year 1,666,345
Status of employees with disabilities
*As of June 1, 2021
Percentage % 2.30 Scope of Reporting: Scope of Reporting: Idemitsu hires (employees, seniors, full-time contract employees, and advisors)
Including employees seconded to other companies, but excluding employees seconded from other companies
Number People 119 Based on the calculation method of the Ministry of Health, Labour and Welfare
Number People 119  
Number of employees (Consolidated)
*As of the end of March 2021
People 14,044   Scope of Reporting: Idemitsu and 63 consolidated subsidiaries
Turnover rate (Including honorable retreat) % 3.18   Scope of Reporting: Idemitsu hires (employees, seniors, full-time contract employees, and advisors)
 Excluding employees seconded to other companies
Voluntary retirement rate % 1.42  
New graduate retention rate
(Average for newly hired employees between 2016 and 2018)
% 89.4 Scope of Reporting: Results are from Idemitsu's direct hires
Retention rate: Average rate of three-year retention of new graduates in the relevant fiscal years
 Turnover rate: Turnover rate of new graduates within three years of employment in the relevant fiscal year
Turnover rate of new graduates % 8.8
Status of Recruitment Unit FY2020 /
FY2021
Independent Practitioner’s
Assurance
Note
Recruitment of new graduates *Hired in April 2021 People 151 Scope of Reporting: Results are from Idemitsu's direct hires
  Men People 127
Women People 24
Percentage of women % 15.9
Foreign nationals People 2
Percentage of foreign nationals % 1.3
Career recruitment *Hired in FY2020 People 91
Work-Life Balance Support Systems and Usage Numbers Unit FY2016 FY2017 FY2018 FY2019 FY2020 Independent Practitioner’s
Aassurance
Note
Maternity leave Women People 25 26 28 39 35 Scope of Reporting: Idemitsu hires (employees,
seniors, re-employed, including employees seconded
to other companies). Telecommuting (as of
the end of FY2019), self-development leave of
absence, and volunteer leave of absence are results
only for Showa Shell.
- - 26
Childcare leave People 51 47 47 96 90
52 43 37
  Men People - - 3 15 22
2 4 3
Women People - - - 44 81
38 50 39 34
Rate of employees returning to work after childcare leave Women % - - - 100 100  
Nursing care leave People 1 4 3 7 2
0 1 2
  Men People - - 3 6 2
0 1 2
Women People - - - 1 0
0 0 0
Reduced working hours for parenting People 34 51 42 69 72
27 32 38
  Men People - - 1 2 1
1 0 0
Women People - - 41 67 71
26 32 38
Leave to care for sick/injured child People - - 113 206 133
61 82 113
  Men People - - 51 103 61
26 32 56
Women People - - 62 103 72
35 50 57
Family care leave People - - 43 50 37
9 16 17
  Men People - - 34 19 25
6 10 11
Women People - - 9 31 12
3 6 6
Telecommuting
(Rebranded in FY2020 in conjunction with the upgrade of the
conventional work-from-home system)
People 15 24 191 543 3,592
  Men People 1 1 111 400 3,086
Women People 14 23 80 143 506
Self-development leave of absence People 3 2 3 3 2
  Men People 1 0 1 2 2
Women People 2 2 2 1 0
Volunteer leave of absence People - 0 1 1 1  
  Men People - 0 1 0 0  
Women People - 0 0 1 1  
Cessation from work by employees whose spouses are
transferred to countries abroad (from FY2020)
People - - - -  
  Men People - - - -  
Women People - - - -  
Overtime Work and Annual Paid Leave Unit FY2016 FY2017 FY2018 FY2019 FY2020 Independent Practitioner’s
Assurance
Note
Average overtime work hours per employee hours/
month
9.9 12.3 15.3 18.9 20.0 Scope of Reporting: Idemitsu hires (employees,
seniors, re-employed)
Excluding employees on leave and seconded
employees
Results of overtime work is excluding employees in
managerial positions
12.0 12.0 14.8
Average annual paid leave taken by an employee Days 11.2 11.7 12.7 14.2 14.1
13.9 13.3 14.9
Average usage rate of annual paid leave per employee % - - 68.4 70.0 69.5
68.3 65.7 74.6
Training Results Unit FY2016 FY2017 FY2018 FY2019 FY2020 Independent Practitioner’s
Assurance
Note
Training hours Total Hours - 101,920 70,880 70,880 57,581 Scope of Reporting: Results for Idemitsu non-consolidated
from training organized by the Human
 Resources Department
- - 14,633
Per person Hours - - 26.0 17.8 19.5
- - - 21.0
Amount of investment in training Total thousand
yen
- 142,612 226,769 352,000 256,000
133,853 198,733 299,611
Per person thousand
yen
- 51 57 59 48
170 275 430
 
Results Related to Health Unit FY2019 FY2020 Note
Periodic medical checkup participation rate % 99.9 100.0 Scope of Reporting: Idemitsu hires, including employees seconded to other companies but
excluding employees seconded from other companies and overseas workers
Ratio of employees who underwent follow-up medical
checkups
% 92.1 89.1 Scope of follow-up medical checkups: Including non-mandatory items
Ratio of employees requiring blood pressure control measures % 0.6 0.2 Calculation criteria: Individuals whose systolic blood pressure is 180mmHg or higher or whose
diastolic blood pressure is 110mmHg or higher
Ratio of employees requiring diabetes control measures % 0.7 0.5 Calculation criteria: Individuals with an HbA1c level of 8.0% or higher
Ratio of employees who received health guidance after being
diagnosed as high risk
% 96.0 94.7 Calculation criteria: Individuals considered as requiring control measures for BMI, blood pressure,
ALT/HDL cholesterol, LDL cholesterol, neutral lipid or HbA1c in order to meet Idemitsu’s standards
Ratio of employees who receive ongoing assistance after
being diagnosed as high risk
% 52.2 63.0 Scope of Reporting: 2,542 individuals under Idemitsu hires who are supervised by Head Office’s
medical office (including employees seconded to other companies but excluding employees
seconded from other companies and overseas workers)
Ratio of employees not considered as requiring weight control
measures
% 67.1 65.9 Calculation criteria: Individuals whose BMI ranges from 18.5 to below 25.0
The result of the medical examination questionnaire Ratio of employees who smokes % 25.1 22.0  
Ratio of employees who maintain exercise habits % 33.0 34.0 Calculation criteria: Individuals who engage in at least 30 minutes of physical exercise twice a week
Ratio of employees with no sleeping issues inhibiting sufficient rest % 72.9 78.4  
Ratio of employees who maintain a regular
drinking habit
% 24.8 19.1 Calculation criteria: Individuals who habitually drink alcohol in a quantity equivalent to at least
360ml of rice wine on a daily basis or several days a week
Ratio of employees who eat breakfast % 74.4 76.3 Calculation criteria: Individuals who eat breakfast at least five times a week
Ratio of employees deemed to practice robust self healthcare % 23.9 26.2 Calculation criteria: Individuals with no lifestyle-related issues, such as smoking, a lack of exercise,
poor sleeping, a regular drinking habit, or failure to eat breakfast
Ratio of employees who took leave due to mental health
issues
% 1.6 1.5 Scope of Reporting: Idemitsu hires, including employees seconded to other companies and
overseas workers but excluding employees seconded from other companies
Calculation criteria: Individuals who took at least a full month of leave due to mental health issues
(two or more rounds of such leave taken within a single fiscal year are counted separately)
Employee stress checks Participation rate % 89.3 89.4 Scope of Reporting: Idemitsu hires, including overseas workers but excluding employees seconded
to other companies and employees seconded from other companies
Ratio of employees exposed to a high level of stress % 8.2 7.3 Scope of reporting: Individuals who underwent stress checks
Criteria for a high level of stress: Based on standards recommended by the Ministry of Health,
Labour and Welfare
Occupational Accidents Unit FY
2016
FY
2017
FY
2018
FY
2019
FY
2020
Independent Practitioner’s Assurance Note
Occupational accidents frequency rate Idemitsu's employees only - 0.00 0.51 0.28 0.46 0.30 Scope of Reporting: Hokkaido Refinery, Chiba Complex, Aichi Refinery, Tokuyama Complex, Prime
Polymer Co., Ltd., Anesaki Works, BASF Idemitsu Co., Ltd., TOA Oil Co., Ltd., Showa Yokkaichi Sekiyu Co., Ltd., Seibu Oil Co., Ltd.
Reporting period: From January to December 2020

[Calculation method]
Frequency rate= (Number of casualties due to occupational accidents/hours of actual work) ×1,000,000
TRIFR= (Number of overall occupational accidents/ hours of actual work)×1,000,000
LTIFR= (Number of accidents resulting in lost work days/hours of actual work)×1,000,000 Severity rate= (Number of lost working days/hours of actual work) ×1,000
0.00 0.39 0.00
Employees of partner companies - - - - 0.68 0.79  
Fatalities due to occupational accidents Idemitsu's employees only People - - - 0 0  
Employees of partner companies People - - - 0 0  
TRIFR
(Total Recordable Injury Frequency Rate)
Idemitsu's employees only - - - - 2.94 1.35  
Employees of partner companies - - - - 2.11 3.14  
LTIFR
(Lost Time Incident Frequency Rate)
Idemitsu's employees only - - - - 0.46 0.30  
Employees of partner companies - - - - 0.680.79    
Severity rate Idemitsu's employees only - 0.00 0.01 0.03 0.03 0.00
0.00 0.01 0.00
Employees of partner companies - - - - 0.03 0.05  
Number of accidents related to safety Unit FY2020 Note
Serious accidents Cases 0 Scope of Reporting: Hokkaido Refinery, Chiba Complex, Aichi Refinery, Tokuyama Complex, Prime Polymer Co., Ltd., Anesaki Works, BASF Idemitsu Co., Ltd., TOA Oil Co., Ltd., Showa Yokkaichi Sekiyu Co., Ltd., Seibu Oil Co., Ltd. Reporting period: From January to December 2020
  Of the numbers mentioned above, partner companies Cases 0
Fatal accidents Cases 0
  Of the numbers mentioned above, partner companies Cases 0
Accidents resulting in lost time injuries Cases 27
  Of the numbers mentioned above, partner companies Cases 19
Accidents not resulting in lost time injuries Cases 60
  Of the numbers mentioned above, partner companies Cases 34
Acquisition Status of ISO 9001 (Quality Management Systems) *As of June 30, 2021
Domestic and overseas business sites 34 sites
出光興産, DFF Inc.