This document contains ESG-related data for Seikagaku.

Environmental Data

Item Scope Unit Fiscal Year
2021/3 2022/3 2023/3
Greenhouse gas
emissions		 CO2 Seikagaku
Scope1&2*1		 t-CO2 23,831 23,385 22,721
Seikagaku
Scope3*2		 t-CO2 － － 57,262
Overseas
subsidiaries
Scope1&2*3		 t-CO2e 3,362 3,774 3,735
Energy use Electricity Seikagaku 1,000
kWh		 32,445 32,076 32,458
Overseas
subsidiaries		 1,000
kWh		 10,225 9,817 10,231
Heavy oil Seikagaku kL 1,392 1,145 784
Utility gas Seikagaku 1,000
m3		 1,612 1,602 1,620
Liquefied
natural gas
(LNG)		 Seikagaku t 586 642 932
Overseas
subsidiaries*4		 t － 924 846
Water resources Water
intake
(tap water)		 Domestic
business
sites*5		 1,000
m3		 273 263 274
Water
intake
(industrial
water)		 Takahagi
Plant		 1,000
m3		 576 569 571
Water
pollution
load
(COD)		 Takahagi
Plant		 mg/L 3.1 2.3 2.5
Kurihama
Plant		 mg/L 15.0 12.5 32.8
Laboratories mg/L 8.2 7.9 7.9
Waste, recycled
amount		 Total
waste		 Domestic
business
sites*5		 t 932 893 909
Sludge t 408 455 408
Waste
oil		 t 15 12 13
Waste acid,
waste alkaline		 t 0 3 0
Waste plastic t 277 202 212
Waste metal t 22 26 39
Waste glass t 1 1 2
Other
industrial
waste		 t 183 172 215
General waste
from
business
activities		 t 26 22 22
Recycled
amount		 t 345 336 431
Final disposal
amount		 t 193 78 68
Environmental
violations
and accidents		 No. of
serious
violations		 Seikagaku Cases 0 0 0

*1 Calculated pursuant to the provisions of the Act on Rationalizing Energy Use and Shifting to Non-fossil Energy (revised Act on Rationalizing Energy Use, Act No. 49 of 1979). Scope 2 emissions are before deduction of the non-fossil certificate allocation amount.
*2 Calculated using a simple method for nine categories highly relevant to Seikagaku in accordance with the revised edition of the GHG Protocol Corporate Accounting and the Reporting Standard and Basic Guidelines on Accounting for Greenhouse Gas Emissions Throughout the Supply Chain (ver. 2.4)
*3 Calculated in accordance with the revised edition of the GHG Protocol Corporate Accounting and Reporting Standard. Emissions for prior years were recalculated in accordance with changes to the reference database.
*4 Recalculated previous years' results to improve accuracy.
*5 The term “domestic business sites” includes business sites in Japan other than the head office (Takahagi Plant, Kurihama Plant, Central Research Laboratory, and CMC Laboratory). 

Social Data

Item Scope Unit Fiscal Year
2021/3 2022/3 2023/3
R&D R&D
expenses		 Consolidated Million
yen		 7,209 9,005 7,951
As a percentage
of sales
(excluding
royalties)		 Consolidated % 26.7 29.2 23.8
R&D personnel Consolidated Persons 231 223 196
As a percentage
of all employees		 Consolidated % 25.3 23.8 20.1
Provision of
growth
opportunities
*6		 No. of training
courses per year		 Non-
consolidated		 Courses 8 13 17
Average
participation
rate		 % 99.3 99.2 91.9
Employee
composition		 No. of
employees		 Non-
consolidated		 Persons 523 531 540
Consolidated Persons 913 937 976
Average age Non-
consolidated		 Years
old		 41.0 41.1 40.8
Average years
of service		 Years 14.5 14.3 14.2
Ratio of
contract
employees		 % 10.7 13.0 13.6
Ratio of
temporary
agency workers		 % 23.0 22.5 22.3
Employee
information		 Average
annual salary		 Non-
consolidated		 Thousand
yen		 8,433 8,241 8,213
Trade union
membership
rate		 % 96.7 96.0 95.8
No. of
labor-
management
dialogues		 Times 19 17 17
Attrition rate,
retention rate		 Three-year
retention rate
of new
graduate
recruits		 Non-
consolidated		 % 94.4 100.0 92.3
Attrition rate
(voluntary)		 % 3.4 4.7 3.5
Employment
diversity		 Percentage of
female recruits		 Non-
consolidated		 % 57.7 34.2 38.6
Percentage of
female
employees		 % 29.3 29.9 31.5
Percentage of
women in
managerial
positions *7		 % 16.9 14.5 18.6
Percentage of
women in
senior
management
positions		 % 11.8 15.8 11.1
Pay gap between
men and women
*7, 8		 % － － 70.2
Percentage of
mid-career recruits		 % 20.0 50.0 50.0
Percentage of
mid-career
hires among
all employees		 % 39.0 38.9 39.2
Percentage of
mid-career hires
in managerial
positions		 % 50.7 48.0 45.1
Percentage of
mid-career hires
in senior
management
positions		 % 70.6 70.6 63.2
Percentage of
persons with
disabilities
employed		 % 2.2 2.0 2.3
Percentage of
senior
employees		 % 3.9 3.6 4.0
Percentage of
reemployed
employees		 % 2.8 2.6 2.5
Reemployment
rate		 % 50.0 80.0 63.0
Working
environment		 Average no. of
overtime hours		 Non-
consolidated		 Hours/
month		 22.1 21.9 23.7
Average no. of
days of
paid leave
taken		 Non-
consolidated		 Persons 13.1 14.3 15.2
Average paid leave
utilization rate		 Non-
consolidated		 % 70.2 80.7 83.0
No. of persons
taking childcare
leave (male)		 Non-
consolidated		 Persons 2 0 4
No. of persons
taking childcare/
nursing care
leave (female)		 Non-
consolidated		 Persons 11 8 1
Childcare leave
utilization rate
for men*9		 Non-
consolidated		 % － － 26.7
Return-to-work
rate after
taking leave		 Non-
consolidated		 % 100 100 100
Health and
safety		 No. of training
courses		 Non-
consolidated		 Courses 8 24 50
No. of
occupational
injuries		 Non-
consolidated		 Cases 5 3 4
Health
management		 Health
insurance
enrollment rate		 Non-
consolidated		 % 100 100 100
Stress check
participation
rate		 Non-
consolidated		 % 89.0 93.6 93.5

*6 Career training included in the training system, excluding professional education, mental health training, compliance training, and investment education
*7 Calculated pursuant to the provisions of Act on Promotion of Women's Participation and Advancement in the Workplace (Act no. 64 of 2015)
*8 The scope of data aggregation is all workers except temporary agency workers
*9 The percentage of employees taking childcare leave, etc. in Article 71-4, item 1 of the Ordinance for Enforcement of the Act on Childcare Leave, Caregiver Leave, and Other Measures for the Welfare of Workers Caring for Children or Other Family Members (MHLW Ministerial Ordinance No. 25 of 1991) was calculated pursuant to the provisions of the Act on Childcare Leave, Caregiver Leave, and Other Measures for the Welfare of Workers Caring for Children or Other Family Members (Act no. 76 of 1991).

Governance Data

Item Scope Unit Fiscal Year
2021/3 2022/3 2023/3
Capital
structure		 Shareholders’
equity ratio		 Consolidated % 91.0 88.2 88.9
Non-
consolidated		 % 92.7 89.7 89.9
Treasury
stock		 Non-
consolidated		 % 0.68 1.00 4.00
Percentage
of shares
held by
foreign
investors		 Non-
consolidated		 % 15.3 15.8 13.0
Board of
Directors
composition		 Members of
the Board of
Directors		 Non-
consolidated		 Persons 6 6 5
Of whom,
outside
members of
the Board		 Non-
consolidated		 Persons 2 2 2
Of whom,
female
members of
the Board		 Non-
consolidated		 Persons 1 1 1
No. of Board
of Directors
meetings		 Non-
consolidated		 Times 14 14 14
Board of
Directors
meeting
attendance
rate		 Non-
consolidated		 % 100 100 100
Remuneration
for members
of the Board
of Directors		 Non-
consolidated		 Millions
of yen		 228 230 231
Audit &
Supervisory
Board
composition		 Audit &
Supervisory
Board
members		 Non-
consolidated		 Persons 5 5 5
Of whom,
outside Audit
&
Supervisory
Board
members		 Non-
consolidated		 Persons 3 3 3
Of whom,
female Audit
&
Supervisory
Board
members		 Non-
consolidated		 Persons 1 1 2
No. of Audit
&
Supervisory
Board
meetings		 Non-
consolidated		 Times 15 15 14
Audit &
Supervisory
Board meeting
attendance
rate		 Non-
consolidated		 % 100 100 100
Remuneration
for Audit &
Supervisory
Board
members		 Non-
consolidated		 Millions
of yen		 68 69 69
Holding of
other
meetings		 No. of
Nomination
and
Remuneration
Committee
meetings		 Non-
consolidated		 Times 3 4 3
No. of
Management
Committee
meetings		 Non-
consolidated		 Times 40 36 42
Provision of
information to
stakeholders		 No. of
dialogues with
shareholders
and investors		 Non-
consolidated		 Times 86 99 70
No. of
voluntary
recalls		 Non-
consolidated		 Cases 0 0 0
Compliance No. of
training
courses		 Non-
consolidated		 Courses 4 7 6
No. of serious violations Non-consolidated Cases 0 0 0