Environmental Data
- Note: Due to numerical rounding, the total may not match.
Energy
Scope of Aggregation:The data covers all 251 sites of the Seiko Group, including:
・12 domestic manufacturing sites
・159 domestic non-manufacturing sites
・9 overseas manufacturing sites
・71 overseas non-manufacturing sites
Energy Consumption (Worldwide)
(Unit: MWh)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 131,314 | 134,448 | 132,309 | 109,481 | 101,637 |
| Overseas | 110,006 | 118,847 | 116,203 | 106,831 | 97,720 |
| Total | 241,320 | 253,295 | 248,512 | 216,313 | 199,357 |
| per unit of sales revenue (MWh/100 million yen) |
119.1 | 106.7 | 95.4 | 78.1 | 65.4 |
Electricity Consumption
(Unit: MWh)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |||
|---|---|---|---|---|---|---|---|
| Japan | Non-renewable energy-derived | 102,046 | 102,894 | 77,553 | 55,784 | 5,453 | |
| Renewable energy-derived | 0 | 1,413 | 25,897 | 27,926 | 75,300 | ||
| Breakdown: | Purchased | 0 | 1,413 | 25,897 | 25,506 | 68,411 | |
| Generated | 0 | 0 | 0 | 0 | 290 | ||
| Certificates | 0 | 0 | 0 | 2,420 | 6,600 | ||
| Total for Japan | 102,046 | 104,307 | 103,450 | 83,710 | 80,753 | ||
| Renewable Energy Electricity Ratio | 0% | 1.4% | 25.0% | 33.4% | 93.2% | ||
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |||
| Overseas | Non-renewable energy-derived | 107,375 | 98,176 | 102,843 | 90,479 | 80,455 | |
| Renewable energy-derived | 0 | 14,535 | 6,727 | 6,101 | 7,817 | ||
| Breakdown: | Purchased | 0 | 0 | 174 | 401 | 1,674 | |
| Generated | 0 | 1,535 | 3,453 | 5,700 | 6,144 | ||
| Certificates | 0 | 13,000 | 3,100 | 0 | 0 | ||
| Total for Overseas | 107,375 | 112,711 | 109,570 | 96,580 | 88,272 | ||
| Renewable Energy Electricity Ratio | 0% | 12.9% | 6.1% | 6.3% | 8.9% | ||
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |||
| Japan + Overseas |
Non-renewable energy-derived | 209,422 | 201,070 | 180,395 | 146,263 | 85,908 | |
| Renewable energy | 0 | 15,948 | 32,624 | 34,027 | 83,118 | ||
| Breakdown: | Purchased | 0 | 1,413 | 26,071 | 25,907 | 70,084 | |
| Generated | 0 | 1,535 | 3,453 | 5,700 | 6,433 | ||
| Certificates | 0 | 13,000 | 3,100 | 2,420 | 6,600 | ||
| Total for Japan+Overseas | 209,422 | 217,018 | 213,020 | 180,290 | 169,025 | ||
| Renewable Energy Electricity Ratio | 0% | 7.3% | 15.3% | 18.9% | 49.2% | ||
●Renewable Energy Electricity Ratio:The proportion of electricity derived from renewable energy sources
Greenhouse Gas (GHG) Emissions
The data covers all 251 sites of the Seiko Group, including:
・12 domestic manufacturing sites
・159 domestic non-manufacturing sites
・9 overseas manufacturing sites
・71 overseas non-manufacturing sites
Scope 1
(Unit: t-CO₂)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 6,409 | 7,324 | 7,113 | 5,662 | 5,158 |
| Overseas | 490 | 954 | 1,034 | 5,061 | 6,282 |
| Total | 6,898 | 8,279 | 8,147 | 10,723 | 11,440 |
- ●Includes GHG emissions other than CO₂. No emissions from biological sources are included.
- ●Emissions from fuel and non-CO₂ GHGs are calculated using the Japanese national emission factors and heating values based on the Act on Promotion of Global Warming Countermeasures; global warming potentials are calculated by gas type.
- ●Includes fuel used by company vehicles, but not energy use by contractors.
- ●For overseas sites in FY2022, only energy-origin CO₂ emissions are included.
- ●Because data from FY2022 onward are subject to third-party verification, previously published figures may be revised accordingly.
Scope2
(Unit: t-CO₂)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 48,499 | 46,355 | 36,101 | 23,299 | 2,421 |
| Overseas | 53,899 | 48,001 | 52,334 | 45,942 | 41,289 |
| Total | 102,398 | 94,356 | 88,434 | 69,242 | 43,710 |
- ●Market-Based GHG Emissions
- ・Electricity-related emissions:
・In Japan: adjusted emission factors based on electricity provider menus under the Act on Promotion of Global Warming Countermeasures
・Overseas: if provider-specific factors are unavailable, IEA country-specific emission factors are used - ・For sites where electricity usage cannot be directly measured (e.g., stores, warehouses), estimates are based on floor area and average emissions per unit of area
- ・Includes purchases backed by non-fossil certificates
- ●Because data from FY2022 onward are subject to third-party verification, previously published figures may be revised accordingly.
Scope1+2
(Unit: t-CO₂)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 54,908 | 53,679 | 43,214 | 28,962 | 7,759 |
| Overseas | 54,388 | 48,955 | 53,368 | 51,003 | 47,570 |
| Total | 109,296 | 102,634 | 96,581 | 79,965 | 55,150 |
| Per unit of sales (tーCO₂ / 100 million yen) |
53.9 | 43.2 | 37.1 | 28.9 | 18.1 |
Scope3
(Unit: t-CO₂)
| Category | Items | 2020年度 | 2021年度 | 2022年度 | 2023年度 | 2024年度 |
|---|---|---|---|---|---|---|
| Category 1 | Purchased goods and services | 283,371 | 302,783 | 362,397 | 366,505 | 369,346 |
| Category 2 | Capital goods | 10,284 | 25,809 | 25,690 | 36,082 | 35,373 |
| Category 3 | Fuel- and energy-related activities not included in Scope 1 or Scope 2 | 12,857 | 16,565 | 16,128 | 12,399 | 11,074 |
| Category 4 | Upstream transportation and distribution | 30,355 | 37,851 | 39,076 | 35,093 | 41,938 |
| Category 5 | Waste generated in operations | 1,546 | 2,678 | 2,888 | 2,464 | 1,676 |
| Category 6 | Business travel | 1,029 | 1,936 | 3,679 | 4,506 | 5,188 |
| Category 7 | Employee commuting | 5,957 | 5,974 | 5,755 | 5,380 | 5,048 |
| Category 8 | Upstream leased assets | 122 | 122 | 122 | 122 | 123 |
| Category 9 | Downstream transportation and distribution | 2,346 | 3,880 | 2,682 | 3,476 | 3,692 |
| Category 10 | Processing of sold products | 6,173 | 14,391 | 12,226 | 12,469 | 13,777 |
| Category 11 | Use of sold products | 26,073 | 114,259 | 95,742 | 84,896 | 79,961 |
| Category 12 | End-of-life treatment of sold products | 2,913 | 5,930 | 5,630 | 4,573 | 4,826 |
| Category 13 | Downstream leased assets | - | 586 | 546 | 708 | 482 |
| Category 14 | Franchises | - | - | - | - | - |
| Category 15 | Investments | - | - | - | - | - |
| Total | 383,027 | 532,764 | 572,562 | 568,674 | 572,503 | |
- ●In FY2020, only selected Group companies were included in the aggregation.
- ●Emission intensity factors are based on the Emission Factor Database (Ver. 3.5) and LCI Database IDEA (Ver. 2.3) for both domestic and overseas sites.
- ●Because Scope 3 data (Categories 1, 4, and 11) from FY2022 onward are subject to third-party verification, previously published figures may be revised accordingly.
NOx、SOx
Scope of Data Reviewed: (NOx): Two domestic manufacturing sites required to take measurements under the Air Pollution Control Law in Japan(FY2020: 3 manufacturing bases)
Scope of Data Reviewed: (SOx): Two domestic manufacturing sites required to take measurements under the Air Pollution Control Law in Japan
(Unit: t)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| NOx emissions | 1.5 | 5.1 | 4.3 | 4.5 | 4.5 |
| SOx emissions | 0.04 | 0.3 | 0.3 | 0.4 | 0.4 |
Waste Generated and Recyclables
The data covers Seiko Group Corporation, Wako Co., Ltd., and 35 Group companies (25 in Japan and 10 overseas) engaged in technology, development, and manufacturing.
Tenants such as retail stores and sales offices where waste data is difficult to obtain are excluded from the aggregation.
Amount of Waste Generated and Recyclables
(Unit: t)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 1,982 | 2,008 | 2,088 | 2,011 | 1,931 |
| Overseas | 3,107 | 3,510 | 3,409 | 2,854 | 2,302 |
| Total | 5,088 | 5,518 | 5,497 | 4,865 | 4,232 |
- ●Aggregation Targets: The data includes industrial waste, general waste, and recyclables discharged from each site.
- ・Amount of Waste Generated and Recyclables: Total volume of industrial waste, general waste, and recyclables discharged from each site as part of business activities
- ・Due to a revision of the aggregation scope, figures for the Amount of Waste Generated and Recyclables have been updated.
Recycling Rate
(Unit: %)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 81% | 81% | 77% | 77% | 76% |
| Overseas | 65% | 71% | 69% | 66% | 66% |
| Total | 71% | 75% | 72% | 70% | 71% |
Recycling Rate: Calculated as Amount of Recycled Material ÷ Amount of Waste Generated and Recyclables. Note that Thermal Recovery is included in the Amount of Recycled Material.
Paper
The data covers Seiko Group Corporation, Wako Co., Ltd., and 35 Group companies (25 in Japan and 10 overseas) engaged in technology, development, and manufacturing.
Paper Usage
(Unit: t)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Japan | 45 | 42 | 42 | 46 | 39 |
| Overseas | 19 | 18 | 17 | 14 | 12 |
| Total | 64 | 60 | 58 | 60 | 51 |
Water
The data covers Seiko Group Corporation, Wako Co., Ltd., and 30 Group companies (20 in Japan and 10 overseas) engaged in technology, development, and manufacturing.
Tenants such as retail stores and sales offices where water withdrawal data is difficult to obtain are excluded from the aggregation.
Water Withdrawal Volume
(Unit: thousand m³)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|
| Japan | Surface water | 166 | 166 | 159 | 158 | 171 |
| Industrial water | 17 | 12 | 10 | 18 | 16 | |
| Groundwater | 256 | 264 | 242 | 216 | 212 | |
| Japan Total | 438 | 442 | 412 | 392 | 399 | |
| Overseas | Surface water | 376 | 349 | 349 | 348 | 305 |
| Industrial water | 0 | 0 | 0 | 0 | 0 | |
| Groundwater | 0 | 0 | 0 | 0 | 0 | |
| Overseas Total | 376 | 349 | 349 | 348 | 305 | |
| Japan+Overseas | Combined Total | 814 | 791 | 761 | 740 | 704 |
| Per unit of sales (1,000 m³ / 100 million yen) |
0.40 | 0.33 | 0.29 | 0.27 | 0.23 | |
-
●The data includes tap water, industrial water, and groundwater withdrawn at each site.
No other water sources are included.
Water Discharge Volume
(Unit: thousand m³)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|
| Japan | Rivers | 361 | 365 | 349 | 292 | 308 |
| Sewers | 31 | 31 | 48 | 45 | 36 | |
| Japan Total | 392 | 396 | 398 | 338 | 344 | |
| Overseas | Rivers | 59 | 46 | 66 | 63 | 49 |
| Sewers | 276 | 254 | 283 | 285 | 206 | |
| Overseas Total | 335 | 300 | 349 | 348 | 255 | |
| Japan+Overseas | Combined Total | 727 | 695 | 747 | 686 | 599 |
- ●Water withdrawal and Discharge:
Aggregation includes measured discharge volumes at each site.
For sites where discharge volume cannot be measured, water withdrawal is used as a proxy.
All wastewater is discharged into rivers or sewage systems; no other discharge destinations are used. - ・Due to changes in calculation methods, discharge volume figures have been revised.
Tenants such as retail stores and sales offices, where water withdrawal or discharge data is difficult to obtain, are excluded from the aggregation.
BOD、COD
Scope of Data Reviewed: (BOD): 7 manufacturing bases in Japan required to take measurements under the Water Quality Pollution Control Law. (FY2020: 6 manufacturing bases)
Scope of Data Reviewed: (COD): 1 manufacturing base in Japan required to take measurements under the Water Quality Pollution Control Law.
(Unit: t)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| BOD | 0.8 | 1.0 | 0.9 | 1.1 | 0.7 |
| COD | 0.4 | 0.5 | 0.5 | 0.7 | 0.6 |
Chemical Substances
Scope of Data Reviewed: All domestic manufacturing bases in Japan (6 sites)
PRTR Target Substances
(Unit: kg)
| Chemical Substance | Amount Handled | Discharge | Transport | Recycling | Consumption | Removal/ Treatment | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| ① Atmospheric Emissions | ② Discharge into Public Waters | ③ Discharge to Soil at Respective Facilities | ④ Landfill Disposal at Respective Facilities | ⑤ Movement of Wastewater to the Sewer System | ⑥ Movement of Waste Outside Respective Facilities | ⑦ Movement of Valuables Outside Respective Facilities | ⑧ Movement as Products, etc. | ⑨ Decomposition, Other responses, etc. | ||
| Ethylbenzene | 614 | 184 | 0 | 0 | 0 | 0 | 430 | 0 | 0 | 0 |
| Xylene | 2,892 | 270 | 0 | 0 | 0 | 0 | 664 | 0 | 0 | 1,958 |
| Cobalt and its compounds | 13,947 | 0 | 0 | 0 | 0 | 0 | 21 | 261 | 13,665 | 0 |
| Inorganic Cyanides (excluding complex salts and cyanates) |
215 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 208 |
| Toluene | 1,740 | 1,112 | 0 | 0 | 0 | 0 | 628 | 0 | 0 | 0 |
| Naphthalene | 463 | 2 | 0 | 0 | 0 | 0 | 461 | 0 | 0 | 0 |
| Nickel compounds | 823 | 0 | 1 | 0 | 0 | 0 | 254 | 11 | 556 | 0 |
| Phenol | 1,543 | 231 | 0 | 0 | 0 | 0 | 1,235 | 0 | 0 | 77 |
| Hydrogen fluoride and its water-soluble salts |
14,526 | 4 | 10 | 0 | 0 | 0 | 13,786 | 0 | 0 | 726 |
| Poly(oxyethylene)–alkylphenyl ether (limited to those with an alkyl group containing nine carbon atoms) |
249 | 174 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 75 |
| Manganese and its compounds | 10,782 | 0 | 0 | 0 | 0 | 0 | 3,316 | 0 | 7,466 | 0 |
| Methylnaphthalene | 6,379 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6,347 |
| Ethylenediaminetetraacetic acid (EDTA) and its potassium and sodium salts |
100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 |
| 1,2-Dimethoxyethane | 293 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 293 | 0 |
| Cerium and its compounds | 2,103 | 0 | 0 | 0 | 0 | 0 | 2,102 | 0 | 0 | 0 |
| Silicon carbide | 7,804 | 1 | 0 | 0 | 0 | 0 | 7,803 | 0 | 0 | 0 |
| Trimethylbenzene | 5,707 | 127 | 0 | 0 | 0 | 0 | 3,392 | 0 | 0 | 2,188 |
| Lead and its compounds | 1,690 | 0 | 0 | 0 | 0 | 0 | 1,285 | 0 | 405 | 0 |
| (1-Hydroxyethane-1,1-diyl) bisphosphonic acid and its potassium and sodium salts |
193 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 193 |
| Heptane | 1,620 | 130 | 0 | 0 | 0 | 0 | 1,490 | 0 | 0 | 0 |
| N-Methyl-2-pyrrolidone | 6,761 | 670 | 0 | 0 | 0 | 0 | 6,091 | 0 | 0 | 0 |
| Grand Total | 80,444 | 2,946 | 11 | 0 | 0 | 0 | 42,958 | 272 | 22,385 | 11,872 |
Comprehensive Overview of Environmental Impact
| INPUT | |
|---|---|
| Packaging materials | Paper, plastic, and glass subject to the Container and Packaging Recycling Law |
| Paper | Copy and printer papers used in the company |
| Chemical Substances | PRTR Target Substances, VOC |
| Electricity | Electricity purchased from power companies Renewable energy |
| Gas | City gas, LP gas |
| Fuel | Kerosene, heavy oil, light oil |
| Water | Tap water, industrial water, groundwater |
| OUTPUT | |
|---|---|
| GHG (Greenhouse Gases) | Includes both CO₂ and non-CO₂ greenhouse gases. (Scope 1 and Scope 2 – Market-Based) |
| NOx | Nitrogen oxides generated by the use of gas, oil, etc. |
| SOx | Sulfur oxides generated by the use of oil, etc.
*NOx and SOx are limited to sites with soot and smoke generating facilities regulated by the Air Pollution Control Law. |
| Chemical Substances | Substances subject to PRTR |
| Wastewater | Drainage into rivers and sewage systems |
| COD | Pollution load
*Limited to sites subject to total volume control under the Water Pollution Control Law |
| BOD | Pollution load
*Limited to sites with specified facilities under the Water Pollution Control Law |
| Waste | Waste generated from business activities |
Environmental Accounting
Environmental Conservation Costs
Scope of Data Reviewed: 11 domestic business units in the Seiko Group
(Unit: Million Yen)
| Classification | Contents | Investment*1 FY2024 |
Cost *2 FY2024 |
|---|---|---|---|
| 1.Operating Costs | 496.4 Total of i, ii, and iii |
1160.3 Total of i, ii, and iii |
|
| ⅰ.Pollution Prevention Costs | Measures related to pollution prevention, such as water quality, air, noise, vibration, etc. | 45.0 | 330.4 |
| ⅱ.Global Environmental Conservation Costs | Actions related to preventing global warming, ozone layer protection, etc. | 340.6 | 550.3 |
| ⅲ.Resource Recycling Costs | Resource conservation, waste reduction and recycling, restrained purchases, etc. | 110.8 | 279.6 |
| 2.Upstream and Downstream Costs | Manufacture of environmentally friendly products | 0.0 | 27.0 |
| Recycling of products, containers, packaging, etc. | |||
| 3.Management Activity Costs | Environmental education, disclosure of environmental information | 2.5 | 196.0 |
| Operation of environmental management systems | |||
| 4.Research and Development Costs | Research and development related to the environment | 0.0 | 16.3 |
| 5.Social Activity Costs | Support for environmental protection organizations and local communities | 0.0 | 1.4 |
| 6.Environmental Damage Response Costs | Costs for soil contamination remediation, etc. | 0.0 | 0.0 |
| Total | 498.9 | 1400.9 | |
*1 Investment amount is for FY2024 only. If the entire amount cannot be classified as environmental conservation costs, a prorated total was used.
*2 Expense amount includes depreciation costs for investments made in previous fiscal years up to the previous year.
Environmental Conservation Effects
| Environmental Impact Factor | Reduction Amount (Effect) |
|---|---|
| GHG | 21,328(t) |
| Water Usage | -6 (thousand m³) |
| Paper Resources | 7(t) |
| Industrial Waste | 53(t) |
| General Waste | 30(t) |
Economic Effects of Environmental Activities
(Unit: Million Yen)
| Details of Actual Effects | |
|---|---|
| Cost Reduction through Energy Conservation | 147.8 |
| Cost Reduction through Resource Conservation (Water) | 1.2 |
| Cost Reduction through Resource Conservation (Paper) | 1.2 |
| Reduction in Waste Disposal Costs | -3.3 |
| Income from Sale of Valuables, etc. (Single-year Effect) | 325.9 |
| Grand Total | 472.9 |
Site-specific Environmental Performance Data
| Name | Description of Main Business Activities | Site Type | INPUT | OUTPUT | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Fuel and Heat Consumption (MWh) |
Electricity Consumption (MWh) |
Water Usage (Thousand m³) |
PRTR Chemical Substances (t) |
GHG Emissions (t-CO₂) |
Discharge Volume (Thousand m³) |
PRTR Chemical Substances (t) |
Waste and Emissions Volume (t) |
|||
| SEIKO GROUP CORPORATION Head Office | Consolidated Business Management | Japan/ Office | - | 420 | 7 | - | 0 | 7 | - | 43 |
| SEIKO WATCH CORPORATION Head Office | Watches | Japan/ Office | 17 | 390 | - | - | 4 | - | - | - |
| SEIKO WATCH CORPORATION, Domestic Sales Offices |
Watches | Japan/ Office | 3 | 767 | - | - | 0 | - | - | 176 |
| SEIKO TIME LABS CO., LTD. | Watches | Japan/ Office | - | 480 | 2 | - | 0 | 2 | - | 18 |
| SEIKO WATCH CORPORATION, Domestic Sales Subsidiaries |
Watches | Japan/ Office | - | 482 | - | - | 0 | - | - | - |
| Seiko Instruments Inc. Head Office / Makuhari Unit |
Electronic Devices | Japan/ Office | 495 | 589 | 4 | - | 53 | 4 | - | 18 |
| SEIKO Solutions Inc. | System Solutions | Japan/ Office | 290 | 2,157 | 2 | - | 39 | 2 | - | 15 |
| SEIKO Time Creation Inc. | Others | Japan/ Office | 271 | 1,483 | - | - | 66 | - | - | 123 |
| WAKO Co., Ltd. | Others | Japan/ Office | 54 | 2,785 | 6 | - | 10 | 4 | - | 171 |
| Morioka Seiko Instruments Inc. | Watches | Japan / Manufacturing | 369 | 18,765 | 31 | 1 | 181 | 19 | 0 | 326 |
| Ninohe Seiko Co., Ltd. (formerly Ninohe Tokei Kogyo Co., Ltd.) |
Watches | Japan / Manufacturing | 161 | 999 | 2 | - | 48 | 2 | - | 15 |
| Tono Seiko Co., Ltd. (formerly Tono Seiki Co., Ltd.) |
Watches | Japan / Manufacturing | 19 | 1,686 | 2 | - | 4 | 2 | - | 13 |
| Seiko Instruments Inc., Ohno Unit |
Electronic Devices | Japan / Manufacturing | 28 | 1,212 | 3 | - | 8 | 1 | - | 45 |
| Seiko Instruments Inc., Takatsuka Unit |
Electronic Devices | Japan / Manufacturing | 462 | 13,396 | 75 | 5 | 232 | 60 | 1 | 304 |
| Seiko Instruments Inc., Sendai Unit |
Electronic Devices | Japan / Manufacturing | 6,990 | 14,068 | 34 | 27 | 1,506 | 15 | 1 | 139 |
| Seiko Instruments Inc., Akita Unit |
Electronic Devices | Japan / Manufacturing | 1,522 | 2,179 | 123 | 4 | 428 | 123 | 0 | 98 |
| SII Crystal Technology Inc. | Electronic Devices | Japan / Manufacturing | 4,133 | 10,864 | 80 | 38 | 961 | 76 | 1 | 243 |
| SEIKO NPC CORPORATION | Electronic Devices | Japan / Manufacturing | 6,047 | 7,632 | 29 | 5 | 4,009 | 27 | 0 | 180 |
| SEIKO WATCH CORPORATION, Overseas Sales Subsidiaries |
Watches | Overseas/ Office | 2,500 | 4,522 | 2 | - | 2,397 | 2 | - | 1 |
| Seiko Instruments Inc., Overseas Sales Subsidiaries |
Electronic Devices | Overseas/ Office | 637 | 422 | - | - | 297 | - | - | - |
| Seiko Time Creation Overseas Sales Subsidiaries |
Others | Overseas/ Office | 53 | 81 | - | - | 63 | - | - | - |
| Guangzhou SII Watch Co., Ltd. | Watches | Overseas / Manufacturing | 75 | 1,484 | 8 | - | 962 | 8 | - | 54 |
| Instruments Technology (Johor) Sdn. Bhd. | Watches | Overseas / Manufacturing | 97 | 13,050 | 49 | - | 8,562 | 49 | - | 341 |
| Seiko Manufacturing (Singapore) Pte. Ltd. | Watches | Overseas / Manufacturing | 24 | 13,038 | 72 | - | 4,465 | 30 | - | 286 |
| Dalian Seiko Instruments Inc. | Electronic Devices | Overseas / Manufacturing | 3,679 | 13,929 | 53 | - | 9,718 | 45 | - | 449 |
| Seiko Instruments technology (Shanghai) Inc. | Electronic Devices | Overseas / Manufacturing | - | 651 | 1 | - | 383 | 1 | - | 7 |
| Seiko Instruments (Thailand) Ltd. | Electronic Devices | Overseas / Manufacturing | 2,006 | 32,284 | 83 | - | 17,201 | 83 | - | 811 |
| Seiko Precision (Thailand) Co., Ltd. | Electronic Devices | Overseas / Manufacturing | 379 | 8,793 | 37 | - | 3,512 | 37 | - | 351 |
- ●Data is provided for major sites
- ●Some sites may include data from other facilities or affiliated subsidiaries
- ●Includes both CO₂ and non-CO₂ greenhouse gases, and reflects purchases backed by non-fossil certificates.
CDP
List of ISO 14001 Certification Acquisitions
All 12 domestic manufacturing sites and 9 overseas manufacturing sites have obtained ISO 14001 certification.
Domestic Sites (For detailed information, please click on individual company links)
| Companies with Certification | Applicable Operating Companies | Certification Acquisition Date |
|---|---|---|
| SEIKO NPC CORPORATION | March 1996 | |
| SEIKO GROUP CORPORATION Seiko Instruments Inc. Seiko Future Creation Inc. |
SII Printek Inc. Seiko EG&G Co., Ltd. SII Crystal Technology Inc. |
November 1996 |
| SEIKO Time Creation Inc. (Excluding Clock Business Division) |
December 2004 | |
| SEIKO Solutions Inc. | IIM Corporation CSM SOLUTION CO., LTD. GCC CO., LTD. TOTAL SYSTEM ENGINEERING Co., Ltd. BackStore Co., Ltd. Prestige Co., Ltd. |
January 2014 |
| Morioka Seiko Instruments Inc. | Michinoku Service Co., Ltd. Ninohe Tokei Kogyo Co., Ltd. Tono Seiki Co., Ltd. |
October 2020 * |
Overseas Sites
| Companies with Certification | Certification Acquisition Date |
|---|---|
| Dalian Seiko Instruments Inc. | June 2001 |
| Seiko Precision (Thailand) Co.,Ltd. | January 2002 |
| Seiko Instruments (Thailand) Ltd. | March 2002 |
| Instruments Technology (Johor) Sdn. Bhd. | October 2002 |
| Guangzhou SII Watch Co., Ltd. | March 2005 |
| Seiko Instruments Technology (Shanghai) Inc. | July 2012 |
| Seiko Manufacturing ( H.K.) Ltd. | April 2020 * |
| Seiko Manufacturing (Singapore) Pte. Ltd. | July 2020 * |
* Due to the reorganization of the Seiko Group in April 2020, certification could not be continued from before and was obtained as a new organization.
Social Data
Basic Employee Data
Number of Employees
Scope of calculation: The Seiko Group on a consolidated basis (as of each fiscal yearend)
(Unit: persons)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Number of Employees | 12,092 (1,579) |
11,984 (1,514) |
11,843 (1,332) |
11,740 (1,000) |
11,367 (1,289) |
* The number of temporary employees (including part-timers and dispatched workers) is listed separately in parentheses.
Overseas employee ratio
Scope of calculation: The Seiko Group on a consolidated basis (as of each fiscal year-end)
(Unit:%)
| FY2023 | FY2024 | |
|---|---|---|
| Overseas employee ratio | 47.7 | 46.1 |
Ratio of regular employees by gender
Scope of calculation: SEIKO GROUP CORPORATION and 19 of its operating companies in Japan (as of April 1 of the following fiscal year)
(Unit: %)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Male | 71.1 | 71.0 | 70.4 | 70.0 | 69.3 |
| Female | 28.9 | 29.0 | 29.6 | 30.0 | 30.7 |
* The ratio on April 1 of the following fiscal year is deemed to be fiscal year-end information.
Scope of calculation: SEIKO GROUP CORPORATION and 8 of its operating companies in Japan (as of each fiscal year-end)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|
| Average age (age) | Male | 46.0 | 46.4 | 46.5 | 46.2 | 46.0 |
| Female | 42.6 | 42.4 | 42.7 | 42.8 | 42.4 | |
| Average length of service (years) | 19.8 Male 20.2 Female 17.4 |
20.0 Male 20.8 Female 17.9 |
19.5 Male 20.3 Female 17.4 |
18.8 Male 19.6 Female 16.7 |
18.4 Male 19.4 Female 15.9 |
|
| 3-year turnover rate (retention rate) (%) *1 | 10.6 (89.4) | 3.4 (96.6) | 9.7 (90.3) | 13.0 (87.0) | 7.7 (92.3) | |
*1 Turnover rate of new graduates within three years of employment
Promotion of Diversity
Scope of calculation (Ratio of female employees in managerial positions): SEIKO GROUP CORPORATION and 19 of its operating companies in Japan (as of April 1 of the following fiscal year)
Scope of calculation (Ratio of employees with disabilities): SEIKO GROUP CORPORATION and 8 companies certified as Group companies, including special subsidiaries
(Unit: %)
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Ratio of female employees in managerial positions *1 | 13.7 | 13.2 | 13.3 | 14.2 | 16.0 |
| Ratio of employees with disabilities *2 | 2.7 | 2.3 | 2.4 | 2.4 | 2.5 |
*1 The ratio on April 1 of the following fiscal year is deemed to be fiscal year-end information.
*2 The ratio on June 1 of the following fiscal year is deemed to be fiscal year-end information.
Promotion of Work-Life Balance
Childcare Leave Taken
Scope of calculation: SEIKO GROUP CORPORATION and 8 of its operating companies in Japan
| FY2021 | FY2022 | FY2023 | FY2024 | |||||
|---|---|---|---|---|---|---|---|---|
| Male | Female | Male | Female | Male | Female | Male | Female | |
| Number of eligible employees (regular employees)*1 | 39 | 44 | 30 | 19 | 33 | 21 | 35 | 29 |
| Number of employees taking childcare leave | 9 | 44 | 14 | 19 | 29 | 21 | 32 | 29 |
| Ratio of employees taking childcare*2 (%) | 23.1 | 100.0 | 46.7 | 100.0 | 87.9 | 100.0 | 91.4 | 100.0 |
*1 Eligible employees: Employees whose childcare leave began in the relevant year
*2 Ratio of employees taking childcare leave: Percentage of employees who began childcare leave in the relevant year among eligible employees
Scope of calculation: SEIKO GROUP CORPORATION and 8 of its operating companies in Japan
| FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|
| Average number of non-statutory overtime hours per employee (hours) | 2.9 | 6.9 | 7.4 | 7.1 | 7.7 |
| Ratio of paid leave taken (%) | - | - | 62.5 | 70.8 | 66.8 |
Human Resource Development
Hours allocated to skill development training
Scope of calculation: SEIKO GROUP CORPORATION
(Unit: hours)
| FY2023 | FY2024 | |
|---|---|---|
| Average training hours per employee | 19.8 | 17.7 |
| Total training hours | 3,347 | 2,986 |
Occupational Health and Safety
Occupational accidents
Scope of calculation: SEIKO GROUP CORPORATION and 8 of its operating companies in Japan
| FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|
| Number of fatal accidents (cases) | 0 | 0 | 0 | 0 |
| Number of accidents resulting in leave (cases) | 0 | 0 | 0 | 0 |
| Frequency rate of accidents resulting in leave *1 | 0.00 | 0.00 | 0.00 | 0.00 |
| Lost time due to accidents *2 | 0.00 | 0.00 | 0.00 | 0.00 |
*1 Number of employees on leave per million working hours of current employees
*2 Total number of lost workdays per thousand working hours of current employees
Governance Data
Board of Directors Composition Ratios
(As of June 27, 2025)







